US PATENT SUBCLASS 968 / 251-- .~ Having several simultaneous functions, e.g., stopping or starting the clockwork or the hands, etc. (subclass 255 takes precedence) [G04B 27/00D]

US PATENT SUBCLASS 968 / 251
.~ Having several simultaneous functions, e.g., stopping or starting the clockwork or the hands, etc. (subclass 255 takes precedence) [G04B 27/00D]

968 /	HD	HOROLOGY

248	DD	MECHANICAL DEVICES FOR SETTING THE TIME-INDICATING MEANS [G04B 27/00] {8}
251		.~ Having several simultaneous functions, e.g., stopping or starting the clockwork or the hands, etc. (subclass 255 takes precedence) [G04B 27/00D]