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Class Information
Number: 81/171
Name: Tools > Wrench, screwdriver, or driver therefor > Slidable jaw adjustments > Thread > Nontraveling rotatable screw > Bracket-bearing
Description: The screw has its bearing in or on a bracket, usually on or a part of the upper end of the handle proper.

Patents under this class:

Patent Number Title Of Patent Date Issued
7013770 Engine tilting tool Mar. 21, 2006
6076434 Individually adjustable double ended wrench Jun. 20, 2000

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