UNT Libraries Government Documents Department - 2 Matching Results

Search Results

Results: 1 - 2

Watchmaker's Tool.

Description: Patent for a watchmaker's tool that removes "the collet and hair spring of a watch from the balance wheel arbor, without injuring the hair spring of the watch and at the same time holding the balance wheel secure against accident or injury" (lines 10-14).
Date: February 12, 1895
Creator: Seyfriedt, William C.
Item Type: Refine your search to only Patent
Back to Top of Screen