Title | No. | Date | Summary | Type | Category | Company | Inventor | In Use | Country | |
---|---|---|---|---|---|---|---|---|---|---|
Electrical Actuating Means for Clocks and Instruments | 1734941 | 1929-11-05 | Drawing shows two rotors, a balance wheel time train, and a striking mechanism | Utility | AC Electric Clock | Cowles, George | United States | |||
Clock Case | Des. 80613 | 1930-03-04 | Case for the La Salle (Dura Case) 61-D | Design | Clock Case | Assignee: Dura Company; User: Westclox | Graff, George | United States | ||
Clock Case | Des. 80614 | 1930-03-04 | Case for the La Salle (Dura Case) 61-C | Design | Clock Case | Assignee: Dura Company; User: Westclox | Graff, George | United States | ||
Clock Case | Des. 80615 | 1930-03-04 | Case for the La Salle (Dura Case) 61-F | Design | Clock Case | Assignee: Dura Company; User: Westclox | Graff, George | United States | ||
Clock Case | Des. 80616 | 1930-03-04 | Cast clock case, similar to the Westclox Dura Case models. | Design | Clock Case | Assignee: Dura Company | Graff, George | United States | ||
Clock Case | Des. 81927 | 1930-09-02 | Case for the La Salle (Dura Case) 61-H | Design | Clock Case | Assignee: Dura Company; User: Westclox | Graff, George | United States | ||
Clock Case | Des. 81975 | 1930-09-09 | Case for the La Salle (Dura Case) 61-G | Design | Clock Case | Assignee: Dura Company; User: Westclox | Graff, George | United States | ||
Clock Case | Des. 82032 | 1930-09-16 | Case for Westclox model 261 8-Day Automatic Alarm | Design | Clock Case | Assignee: Western Clock Company (the second one, 1912 - 1936); User: Westclox | Kaefer, Martin | United States | ||
Electric Clock Driving Mechanism | 1779214 | 1930-10-21 | Periodic winding mechanism where the contacts press and wipe to keep the surfaces clean, and the con . . . | Utility | DC Electric Clock, Automobile Clock | Assignee: Western Clock Company (the second one, 1912 - 1936) | Kaefer, Martin | United States | ||
Timepiece Dial | Des. 83103 | 1931-01-20 | Dial of the same shape at the Dura Case 61-G, but with a different pattern than used in production. | Design | Clock Dial | Assignee: Dura Company | Graff, George | United States | ||
Timepiece Dial | Des. 83104 | 1931-01-20 | Dial of the same shape at the Dura Case 61-H and 61-J, but with a different pattern than used in pro . . . | Design | Clock Dial | Assignee: Dura Company | Graff, George | United States | ||
Apparatus for Timing Clocks and Watches | 1793333 | 1931-02-17 | A device which allows a balance and spring to be adjusted before it is installed in a movement. | Utility | Clock & Watch Manufacturing | Assignee: Western Clock Company (the second one, 1912 - 1936); User: Westclox | Maier, Erich | United States | ||
Power-Controlling Mechanism for Time Pieces | 1796890 | 1931-03-17 | Electromagnet assembly for a DC operated clock | Utility | DC Electric Clock, Automobile Clock | Assignee: Western Clock Company (the second one, 1912 - 1936); User: Westclox | Greenleaf, William | United States | ||
Electric Clock Driving Mechanism | 1801985 | 1931-04-21 | Solenoid-type winding mechanism with quickly actuated contacts. | Utility | DC Electric Clock, Automobile Clock | Assignee: Western Clock Company (the second one, 1912 - 1936) | Schlenker, Max | United States | ||
Electric Clock Driving Mechanism | 1802056 | 1931-04-21 | Contacting mechanism is held under spring tension, and is suddenly released to rapidly break the con . . . | Utility | DC Electric Clock, Automobile Clock | Assignee: Western Clock Company (the second one, 1912 - 1936) | Kaefer, Martin | United States | ||
Electric Driving Mechanism | 1811278 | 1931-06-23 | The contacts are quickly operated and have a wiping motion, so that ordinary metals instead of plati . . . | Utility | DC Electric Clock, Automobile Clock | Assignee: Western Clock Company (the second one, 1912 - 1936) | Neureuther, Andrew | United States | ||
Clock Case | Des. 84890 | 1931-08-18 | Case for the La Salle (Dura Case) 61-J | Design | Clock Case | Assignee: Dura Company; User: Westclox | Graff, George | United States | ||
Switch Accelerator for Clocks | 1822927 | 1931-09-15 | U shaped spring accelerates the making and breaking of contact in an electrically wound clock. | Utility | DC Electric Clock, Automobile Clock | Assignee: Western Clock Company (the second one, 1912 - 1936) | United States | |||
Clock Case | Des. 85099 | 1931-09-15 | Design for the 1931 Electric Big Ben Bakelite® case. | Design | Clock Case | Assignee: Western Clock Company (the second one, 1912 - 1936); User: Westclox | Kaefer, Martin | United States | ||
Electric Driving Mechanism | 1823556 | 1931-09-15 | Electrically wound mainspring driven mechanical clock using a condenser. | Utility | DC Electric Clock, Automobile Clock | Assignee: Western Clock Company (the second one, 1912 - 1936) | Neureuther, Andrew | United States |