| Patents for Kett Tool Co. |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 2,358,077 | Sep. 12, 1944 | A.C. Koett | Auger bit |
 | 2,360,144 | Oct. 10, 1944 | A.C. Koett | Drill chuck |
 | 2,372,006 | Mar. 20, 1945 | A.C. Koett | Chuck |
 | 2,502,656 | Apr. 04, 1950 | A.C. Koett | Power-driven rotary hand guided cutting tool |
 | 2,553,416 | May 15, 1951 | A.C. Koett | Universal drill head |
 | 2,934,822 | May 03, 1960 | M.H. Docken | Device for cutting sheet material |
 | 3,186,333 | Jun. 01, 1965 | H.R. Hoffman, H.L. Sidenstick | Rubber band stretching apparatus |
 | 3,393,633 | Jul. 23, 1968 | H.R. Hoffman, H.L. Sidenstick | Rubber band stretching method |
 | 3,572,396 | Mar. 23, 1971 | H.R. Hoffman, H.L. Sidenstick | Rubber band stack and method and apparatus for its manufacture |
 | 4,173,069 | Nov. 06, 1979 | H.R. Hoffman, H.L. Sidenstick | Power shear head |
