Methods of producing perforated nonwoven fabric
United States Patent 3255496
US Patent References:
Machine for forming channels in pads
- - 1854481
Sheet material and method of making the same
- - 1978620
Apparatus for and method of making adhesive tape
- - 2647065
Method of and apparatus for producing nonwoven product
- - 2862251
Apparatus and method for making nonwoven fabric
- - 3025585
Machine for forming channels in pads
- - 1854481
Sheet material and method of making the same
- - 1978620
Apparatus for and method of making adhesive tape
- - 2647065
Method of and apparatus for producing nonwoven product
- - 2862251
Apparatus and method for making nonwoven fabric
- - 3025585
Inventors:
Frank, Kalwaites
Publication Date:
06/14/1966
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Assignee:
JOHNSON & JOHNSON
Primary Class:
Other Classes:
428/131, 604/383, 264/156
International Classes:
D04H1/70
US Patent References: