US Patent: 1,977,658
|
| Chuck
|
|
Patentee:
|
|
| Robert L. Watson (exact or similar names) - Toledo, OH |
|
|
Patent Dates:
|
| Applied: |
Apr. 17, 1933 |
| Granted: |
Oct. 23, 1934 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Jeff Joslin
Vintage Machinery entry for Watson Mfg. Co.
|
|
Description: |
| Patented number has been seen on a Craftsman four-jaw chuck. A catalog from Watson Mfg. Co., hand-dated "July 1932", describes the patent-pending "Watson Junior Lathe Chuck", available in diameters of 3 inch ($3.50), 4 inch ($4.50), 5 inch ($6.50) and 6 inch ($8.00). The last two sizes were hand-written. An ad in the July 1931 features 3-inch and 4-inch four-jaw chucks from Watson Mfg. Co., priced at $3.50 and $4.50, respectively. |
|
