Winding Key For Clocks
Summary:
The "flattened" or closed key used on the Baby Ben starting in the 1920s.
Patent Dates
Application Date:
1920-06-15 Issue Date:
1920-11-09
Patent Numbers
Patent Number:
1358457 Serial Number:
389181
Description:
The thinner design makes it easier to wind the clock without the user's thumbnail caching on the time set knob.
Inventor Information:
Norman T. Mills of San Francisco, California.
Patent Type:
Utility
Patent Country:
United States
Patent Category:
Clock Technology
Patent Companies
User:
Westclox User:
Western Clock Company (the second one, 1912 - 1936)
Inventor:
Mills, Norman
Patent URLs:
U.S. Patent Database; Google Patents
