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Class Information
Number: 451/382
Name: Abrading > Work holder > Clamp > Hollow work > Hypodermic needle
Description: Clamping work holder especially adapted for holding a hypodermic needle during abrading.

Patents under this class:

Patent Number Title Of Patent Date Issued
7758405 Jig Jul. 20, 2010
7591716 Producing notch feature in small diameter steel alloy needle wire Sep. 22, 2009
7435159 Rotary jig Oct. 14, 2008
6855041 Sanding machine tool Feb. 15, 2005
6186876 Apparatus for grinding welding electrodes, in particular wolfram electrodes Feb. 13, 2001
5800249 Fiber shaper Sep. 1, 1998
5655957 Sharpening Machine Aug. 12, 1997
5630268 Process for manufacturing taper point surgical needles May. 20, 1997
5495988 Hypodermic needle grinder Mar. 5, 1996
5155943 Suture needle and method of an apparatus for grinding material for suture needle Oct. 20, 1992
4543857 Surgical instrument and method of making same Oct. 1, 1985
4430358 Method of manufacturing a cut tube to be used for syringe needles Feb. 7, 1984
4384942 Cannulae grinding method and machine May. 24, 1983
4216628 Device for automatically grinding syringe needle point Aug. 12, 1980
4104833 Grinding method Aug. 8, 1978

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