US Patent: 170,980
|
Improvement in boring-machines
|
Patentee:
|
|
George W. Badger (exact or similar names) - Malden, MA |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Oct. 25, 1875 |
Granted: |
Dec. 14, 1875 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin
|
Description: |
Machine intended in making boot-trees employed in the manufacture of rubber boots. |
|