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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Tools & Hardware
Class Information
Number: 401/91
Name: Coating implements with material supply > Solid material for rubbing contact or support therefor > Including holder > Expendable sheath and use-condition point-protector
Description: Implement in which the holder is an expendable-sheath# provided with a tubular member open at one end to receive the sheath and having an opening at the other end and shaped to conform to the tool end of the piece of material so as to protect such end during use.


Patents under this class:

Patent Number Title Of Patent Date Issued
5555602 Eraser assembly Sep. 17, 1996
5468083 Instrument hand grip Nov. 21, 1995
5056945 Writing instrument grip Oct. 15, 1991
4896983 Protecting sleeve with cover and clip Jan. 30, 1990
4834372 Chance determining device May. 30, 1989
4780016 Captive pen cap Oct. 25, 1988
4601598 Finger gripping device Jul. 22, 1986
4601599 Ball-point pen Jul. 22, 1986
4595307 Retractable implement closure Jun. 17, 1986
4529328 Projection-retraction mechanism for a writing instrument Jul. 16, 1985
4459059 Sliding cap with frictional engagement Jul. 10, 1984
4414974 Microsurgical knife Nov. 15, 1983
4315695 Inertia pen with slidable sleeve Feb. 16, 1982
4098506 Hand grip sleeve for hand tools and the like Jul. 4, 1978



 
 
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