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3446692
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Information
Patent Grant
3446692
References
Source
Patent Number
3,446,692
Date Filed
Not available
Date Issued
Tuesday, May 27, 1969
55 years ago
CPC
E04C2/36 - spaced apart by transversely-placed strip material
Y10T428/233 - Foamed or expanded material encased
Y10T428/24182 - Inward from edge of web or sheet
Y10T428/24694 - Parallel corrugations
Y10T428/249966 - Plural cellulosic components
US Classifications
428 - Stock material or miscellaneous articles
052 - Static structures
156 - Adhesive bonding and miscellaneous chemical manufacture
264 - Plastic and nonmetallic article shaping or treating: processes
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