Clock.
Description:
Patent for self-winding secondary clocks that are "connected in series to be timed by a master clock and more particularly to tower clocks" (lines 10-12) with the objectives of keeping perfect time and winding periodically, including instructions and illustrations.
Date:
May 6, 1913
Creator:
Friedman, Bernhard Z.
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department