Patent information:
| Patent: | Utility 1,512,430 |
| Patented: | October 21, 1924 |
| Applied: | November 19, 1923 |
| 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:
| Class: | 221 | ARTICLE DISPENSING |
| Subclass: | 183 | |
| Class: | 221 | ARTICLE DISPENSING |
| Subclass: | 236 | |
Known specimens:
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Drawings:
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