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B29L2031/7272
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PERFORMING OPERATIONS TRANSPORTING
B29
Plastic substance processing
B29L
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B29L2031/7272
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Patents Grants
last 30 patents
Information
Patent Grant
Method of and means for producing plastic bags having separable pla...
Patent number
4,304,615
Issue date
Dec 8, 1981
Minigrip, Inc.
Karl-Heinz Siegel
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Ultrasonic apparatus for manufacturing brassiere tapes
Patent number
4,256,529
Issue date
Mar 17, 1981
Cavitron Corporation
Robert A. Clarke
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for processing hook and eye fasteners
Patent number
4,194,937
Issue date
Mar 25, 1980
L. M. Rabinowitz & Co., Inc.
Frank Hashmall
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Ultrasonic method for manufacturing brassiere tapes
Patent number
4,161,420
Issue date
Jul 17, 1979
Cavitron Corporation
Robert A. Clarke
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Ultrasonic method for manufacturing brassiere tapes
Patent number
4,158,584
Issue date
Jun 19, 1979
Cavitron Corporation
Robert A. Clarke
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for ultrasonic sealing and cutting, and tabs p...
Patent number
4,157,719
Issue date
Jun 12, 1979
Beltx Corporation
Irvin S. DeWoskin
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Ultrasonic method and apparatus for manufacturing brassiere tapes
Patent number
4,045,271
Issue date
Aug 30, 1977
Cavitron Corporation
Robert Alfred Clarke
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for producing closing members for supporting hooks or eyes
Patent number
4,025,374
Issue date
May 24, 1977
Ries GmbH Bekleidungsverschlussfabrik
Siegfried Wolfram Spindler
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
3323966
Patent number
3,323,966
Issue date
Jun 6, 1967
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Button Fastener
Publication number
20150208767
Publication date
Jul 30, 2015
Buttonon LLC
Justin O. Shafer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL