Clocks Or Watches With Data Indicators, E.g., Calendar Clocks Or Watches, Etc.; Clockwork Calendars (indication By Discs With Numbers, In General Subclass 162; Link And Gear Work Subclass 85; Combination Of The Clockwork With A Settable Calendar Subclass 398; Calendars In General B42d 5/04, G09d 3/00; Electrical Counters And Counting Circuits H03k; Clockwork For Advertising G09f 23/16; Devices For Time Computing Where An Unknown May Be Determined G02b) [g04b 19/24] Patents (Class 968/170)
Cross-Reference Art Collections
- Up to date devices (moving indicating devices not driven by the clock- work subclass 400; setting the hands subclass 248) [G04B 19/24B3] (Class 968/172)
- Independent date indicating devices driven either by clockwork or by the hand, e.g., calendar watches, etc.) [G04B 19/24B5] (Class 968/173)
- The date indicating device being paced or freed mechanically by a clockwork movement [G04B 19/24B7] (Class 968/177)