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2823442
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Information
Patent Grant
2823442
References
Source
Patent Number
2,823,442
Date Filed
Not available
Date Issued
Tuesday, February 18, 1958
67 years ago
CPC
E04G11/46 - of hat-like or trough-like shape encasing a rib or the section between two ribs or encasing one rib and its adjacent flat floor or ceiling section
E04B5/268 - End filling members to be placed between the floor and the wall
E04B5/36 - with form units as part of the floor
E04B5/26 - with filling members between the beams
Y10S249/02 - Paper core
US Classifications
249 - Static molds
229 - Envelopes, wrappers, and paperboard boxes
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