US Patent: 1,216,105
|
Plumb, Level, and Square
|
Patentees:
|
Joseph E. Gagnon (exact or similar names) - Philadelphia, PA |
John A. Hawthorne, Jr. (exact or similar names) - Chester, PA |
|
Patent Dates:
|
Applied: |
Jul. 22, 1916 |
Granted: |
Feb. 13, 1917 |
Patent Pictures:
[
1 | 2 | 3
]
|
|
|
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Russ Allen.
|
Description: |
Known examples are marked: MODEL/PAT U.S./ FEB 13,17
MODEL is assumed to be the name of the manufacturer or a brand name, currently unknown. |
|