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Class Information
Number: 76/114
Name: Metal tools and implements, making > Blank or process > Wrenches
Description: Processes for making wrenches, including watch and clock keys, also blanks specially adapted to be made into such articles.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7607372 |
Method for making a wrench |
Oct. 27, 2009 |
| 7523688 |
Retention socket |
Apr. 28, 2009 |
| 7503242 |
Method for manufacturing wrench handle with pressed indentation section |
Mar. 17, 2009 |
| 7328495 |
Method and apparatus for registering a torque-transmitting tool in a fixture and for forming a diagonal bore in the tool |
Feb. 12, 2008 |
| 6854360 |
Socket tool for forcibly detaching screw member and a method for manufacturing the socket tool |
Feb. 15, 2005 |
| 6834566 |
Method for forming receiving hole in adjustable spanner |
Dec. 28, 2004 |
| 6701768 |
Process for making ratchet wheels |
Mar. 9, 2004 |
| 6488288 |
Chuck key tool |
Dec. 3, 2002 |
| 5963999 |
Multi-purpose folding tool |
Oct. 12, 1999 |
| 5791002 |
Multi-purpose folding tool |
Aug. 11, 1998 |
| 5626061 |
Composite ratchet |
May. 6, 1997 |
| 5542320 |
Magnetic keeper accessory for wrench sockets |
Aug. 6, 1996 |
| 5437211 |
Apparatus for ejecting nuts from sockets and a method of installation in a socket |
Aug. 1, 1995 |
| 5394773 |
Composite hand tool |
Mar. 7, 1995 |
| 5375449 |
Method for forming hollow nutdrivers from tubing |
Dec. 27, 1994 |
| 5359911 |
Lightweight self-insulating composite tool |
Nov. 1, 1994 |
| 5163345 |
Spring-loaded magnetic driver and method of assembly thereof |
Nov. 17, 1992 |
| 4919020 |
Spring-loaded magnetic driver and method of assembly thereof |
Apr. 24, 1990 |
| 4836059 |
Elastomeric sleeve for conventional wrench sockets |
Jun. 6, 1989 |
| 4709598 |
Method of manufacturing unidirectional drive tool |
Dec. 1, 1987 |
| 4446764 |
Adjustable wrench adjusting mechanism |
May. 8, 1984 |
| 4291568 |
Method of forming socket wrenches |
Sep. 29, 1981 |
| 4274309 |
Method of manufacture of certain hand wrenches and the like |
Jun. 23, 1981 |
| 4266587 |
Manual tool |
May. 12, 1981 |
| 4227394 |
Process for the automatic manufacture of drop forging |
Oct. 14, 1980 |
| 4123953 |
Ratchet wrench |
Nov. 7, 1978 |
| 4061507 |
Wrench and method of making the same |
Dec. 6, 1977 |
| 3985050 |
Pivoted jaw pipe wrench of the three-arm lever type |
Oct. 12, 1976 |
| 3979979 |
Drive socket |
Sep. 14, 1976 |
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