Patent information:
Patent: | Utility 1,532,111 |
Patented: | March 31, 1925 |
Applied: | June 14, 1924 |
Title: | Machine for Assembling Nail Knobs |
Description: | Machine for assembling nail-knobs |
Category: | Knob |
Assigned to: | Federal Porcelain Co. |
Patentee Information:
Class and subclass information:
Known specimens:
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Drawings:
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