US Patent: 346,058
|
Screw Driver
Improvement in Ratchet Screw-Drivers
|
|
Patentee:
|
|
| Thomas G. G. Mouat (exact or similar names) - Detroit, MI |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Dec. 03, 1885 |
| Granted: |
Jul. 20, 1886 |
|
Patent Pictures:
|
|
Thomas G. G. Mouat patent July 20, 1886 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| A ratchet driven head for screwdrivers, bits, and similar tools that can be driven by a square tapered socket. The ratchet is reversible. |
|
