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Class Information
Number: 42/76.1
Name: Firearms > Barrels > Method of making or modifying by metal working
Description: Subject matter includes (a) a step of fabricating or (b) a step of altering by reshaping using, e.g., a lathe, a boring device, machine, or other tools or devices used in the art.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7383656 |
Process for manufacturing double barrel shotgun barrels, and the resulting double barrels |
Jun. 10, 2008 |
| 7334364 |
Process for imprinting a composite ventilated rib |
Feb. 26, 2008 |
| 7082708 |
Method for removing coating damages and/or erosion damages |
Aug. 1, 2006 |
| 7059078 |
Process for imprinting a composite ventilated rib |
Jun. 13, 2006 |
| 7036260 |
Method and system to prevent firing live rounds of ammunition during miles exercises |
May. 2, 2006 |
| 6931776 |
Apparatus for the section-wise autofrettage of gun barrels |
Aug. 23, 2005 |
| 6817132 |
Barrel chambering method and apparatus |
Nov. 16, 2004 |
| 6810615 |
Method for gun barrel manufacture using tailored autofrettage mandrels |
Nov. 2, 2004 |
| 6408557 |
Apparatus for producing rifling grooves in a weapon barrel |
Jun. 25, 2002 |
| 6233799 |
Cylinder sizer and method thereof |
May. 22, 2001 |
| 6230429 |
Composite tube for gun barrel |
May. 15, 2001 |
| 5600912 |
Composite tube for a gun barrel |
Feb. 11, 1997 |
| 5202524 |
Gun and method of mounting a sight thereon |
Apr. 13, 1993 |
| 4669212 |
Gun barrel for use at high temperature |
Jun. 2, 1987 |
| 4359810 |
Method of forming cartridge chambers in firearm barrels |
Nov. 23, 1982 |
| 4058925 |
Concepts of remington super trap choke |
Nov. 22, 1977 |
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