| Patents for Joseph F. Haas |
Patents 1 -
7
of 7
      |
| Picture | Number | Date | Patentee | Title |
 | 1,708,345 | Apr. 09, 1929 | O.P. Wodack, J.F. Haas | Portable power-driven tools |
 | 1,736,970 | Nov. 26, 1929 | J.F. Haas | Power-driven tool |
 | 1,854,510 | Apr. 19, 1932 | J.F. Haas | Portable power driven saw |
 | 1,883,728 | Oct. 18, 1932 | J.F. Haas | Portable power driven threading machine |
 | 1,889,441 | Nov. 29, 1932 | J.F. Haas | Combined rotary and reciprocatory drill |
 | 2,102,264 | Dec. 14, 1937 | J.F. Haas | Tool retainer for portable power driven tools |
 | 2,175,499 | Oct. 10, 1939 | O.P. Wodack, J.F. Haas | Portable tool |
