Stock material or miscellaneous articles – Structurally defined web or sheet – Including fastener for attaching to external surface
Patent
1981-12-22
1983-07-26
McCamish, Marion
Stock material or miscellaneous articles
Structurally defined web or sheet
Including fastener for attaching to external surface
428116, 428156, B32B 306
Patent
active
043954480
ABSTRACT:
Filling sheets are disclosed for use in a gas and liquid contact apparatus. The sheet members are identical and each of the sheet members has a plurality of male type and female type locking tabs. The tabs are positioned in rows and columns and male type tabs in any row or column are adjacent a female type tab whereby rotation of alternate sheets 180.degree. bring the male and female type tabs of alternate sheets into alignment.
REFERENCES:
patent: 1000758 (1911-08-01), Rude
patent: 2007374 (1935-07-01), Kuehne
patent: 2910153 (1959-10-01), Campbell
patent: 2959257 (1960-11-01), Campbell
patent: 3899805 (1975-08-01), McMillan
DePalma Anthony M.
Lefevre Marcel R.
McCamish Marion
Research-Cottrell, Inc.
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