B23B 3/24

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
8053056 Stretch film and method for producing a stretch filmJan 27, 01Nov 08, 11SIGNODE INDUSTRIAL GROUP LLC
7943225 Vented insulating liner method and apparatusMar 27, 06May 17, 11POLAR WRAP, LLC
6309742 EMI/RFI shielding gasketJan 28, 00Oct 30, 01W. L. GORE & ASSOCIATES, INC.
5852962 Apparatus for reconditioning threaded tubular connection seal shouldersApr 29, 97Dec 29, 98Not available
5611651 Boring toolMay 15, 95Mar 18, 97WOHLHAUPTER GMBH
5433130 Shoulder dressing apparatusSep 17, 93Jul 18, 95DEUTSCHE BANK TRUST COMPANY AMERICAS
4852435 Portable flange facerAug 10, 87Aug 01, 89CLIMAX PORTABLE MACHINE TOOLS, INC.
4483647 Centered pipe machining arrangementJun 11, 82Nov 20, 84BENTELER AG
4414869 Counterbore boring and refacing toolApr 13, 81Nov 15, 83272242 BRITISH COLUMBIA LTD., 505 BURRARD STREET, VANCOUVER, BRITISH COLUMBIA, CANADA, V7X 1R4, A COMPANY OF CANADA
4411178 Pipe end preparation machineJun 04, 81Oct 25, 83Power Cutting Incorporated
4369679 Portable rotary machining deviceNov 12, 80Jan 25, 83Not available
4236428 Canopy cutting deviceMar 07, 78Dec 02, 80Not available