All Patents in class 279/49 |
Patents 16 -
22
of 22
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Number | Date | Patentee | Title | Type |
1,987,504 | Jan. 08, 1935 | J. Denz | Tool Holder | drilling and boring tool holders |
2,098,675 | Nov. 09, 1937 | H.G. Procunier | Tool-holding chuck and collet therefor | tap and die holders |
2,211,216 | Aug. 13, 1940 | J. Oster | Small power driven tool | handheld power tools |
2,218,168 | Oct. 15, 1940 | T.L. Hedgpeth | Power tool | handheld power tools |
2,345,069 | Mar. 28, 1944 | E.B. Phillips | Collet chuck | metal lathe chucks |
2,449,103 | Sep. 14, 1948 | H.P. Boggis | Tap driver | tapping heads and chucks |
2,578,642 | Dec. 11, 1951 | F.L. Dodge | Collet structure | collets and collet holders |