U.S. patents covering time keeping mechanisms (1892)
United States. Patent Office · [Washington : United States Patent Office] · leaf 143
ATTORNEYS IOTO-UTHO., WASHINGTON, D (No Model.) 5 Sheets—Sheet 2. H. H. PATTEE. TIME REGISTERING APPARATUS FOR ELECTRICITY. No. 478,237. DC Patented July 5, 1892, ttg.z … WITNESSES: Jno. /W^v, INVENTOR c$* BY r7^ ATTORNEYS (No Model.) 5 Sheets—Sheet 3. H. H. PATTEE. TIME REGISTERING APPARATUS FOR ELECTRICITY. No. 478,237. Patented July 5, 1892. JTigr.4. 18 7^Jg.3 i ^{L
Clocks and watches
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