US Patent: 1,218,316
|
| Wrench
|
|
Patentee:
|
|
| Mark A. Rice (exact or similar names) - Los Angeles, CA |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Aug. 22, 1916 |
| Granted: |
Mar. 06, 1917 |
|
Patent Pictures:
|
|
M.A. Rice Pat. March 6, 1917 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| A coil spring provides tension on the adjusting nut to hold the adjusting nut against accidental movement. |
|