Calculating Machine

Summary: 

Machine which adds, registers and records numbers

Patent Dates


Application Date: 

1902-03-31   

Issue Date: 

1903-11-17

Patent Numbers


Patent Number: 

744697   

Serial Number: 

100789

Notes:

There is one witness whose signature I can't read, ? ? Scott?

Description: 

"The machine is designed to add, register and record numbers and to expose the total of all the numbers registered in the machine, means being provided whereby the total thus accumulated in the machine may be recorded as a footing to indicate the sum of the items previously registered and recorded." 18 pages of drawings and 29 1/2 pages of text!

Inventor Information: 

Charles Stahlberg, of St. Louis, Missouri.

Patent Type: 

Utility

Patent Country: 

United States

Patent Category:

Calculating Machine

Patent Personnel


Inventor: 

Stahlberg, Charles   

Witness: 

Pennington, G. A,   

Witness: 

Bakewell, George

Patent URLs:

U.S. Patent Database; Google Patents