| All Patents in class 279/102 |
Patents 46 -
60
of 62
      |
| Number | Date | Patentee | Title | Type |
| 2,105,330 | Jan. 11, 1938 | W.H. Pagenkopf | Tool Holder | metalworking machine tool holders |
| 2,158,728 | May 16, 1939 | F.W. Peters | Tool Handle | screwdriver handles |
| 2,285,956 | Jun. 09, 1942 | E.R. Weber | Resilient mounting for stamps in stamp holders | hammers |
| 2,287,457 | Jun. 23, 1942 | F.A. Volz, A.L. Stowell | Screw driver | screwdriver blades |
| 2,372,028 | Mar. 20, 1945 | V.E. Smith | Counterboring Tool With Pilot and Holder | drilling and boring tool holders |
| 2,757,007 | Jul. 31, 1956 | S.N. Levy | Shank and bushing assembly for pneumatic tools | pneumatic tools |
| 2,759,734 | Aug. 21, 1956 | R.J. Velepec | Process For Making Hand Tools | screwdriver handles |
| 2,771,297 | Nov. 20, 1956 | W. Nipken | Adjustable stop for a collet or the like | work holding |
| 2,776,491 | Jan. 08, 1957 | W.I. Miller | Gage and Scriber | marking gauges |
| 2,821,403 | Jan. 28, 1958 | B.J. Bevan | Tool Holder | tool holders |
| 2,840,382 | Jun. 24, 1958 | R.J. Velepec | Process For Making Hand Tools | screwdriver handles |
| 2,893,743 | Jul. 07, 1959 | E.J. Ondeck | Chuck with Ball Locking Means | drill press chucks |
| 2,920,894 | Jan. 12, 1960 | H.C. Kreinick | Quick Acting Tool Holder | metalworking machine tool holders |
| 3,516,149 | Jun. 23, 1970 | G. Mickas | Machining Apparatus with Automatic Tool Changing Means | tool changers and storage mechanisms |
| 5,295,423 | Mar. 22, 1994 | F. Mikic | Bit with Frictional Retention in Drive Socket | |
