Back-gearing Arrangements Between Gear Train And Hands (transmissions In General Subclass 85) [g04b 19/02] Patents (Class 968/140)

Cross-Reference Art Collections

For simultaneous indicating on several dials (indicating means allowing simultaneous indication subclass 146; with several separate dials subclass 149; extra hands for indicating different local apparent times subclass 168) [g04b 19/02b] (Class 968/141)

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