US Patent: 6,428X
|
Wood auger
|
Patentee:
|
|
George Shetter (exact or similar names) - York, PA |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Granted: |
Mar. 21, 1831 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin (dm)
|
Description: |
This is a double-bit auger, as compared to the inventor's earlier single-bit design, which was patented 1829-09-10 but not restored after the 1836 patent-office fire. |
|