Patent information:
| Patent: | Utility 1,517,084 |
| Patented: | November 25, 1924 |
| Applied: | August 4, 1921 |
| Title: | Spur Forming Machine |
| Description: | Machine for making nail-knobs (see 1,314,682) |
| Category: | Knob |
| Assigned to: | Brunt Tile & Porcelain Co. |
Patentee Information:
| MCKNIGHT, Oscar W. | Columbus, OH |
Class and subclass information:
| Class: | 470 | |
| Subclass: | 209 | |
| Class: | 470 | |
| Subclass: | 51 |
Known specimens:
| None known |
Drawings:
Page 1 |
Page 2 |
Page 3 |