Building units and construction elements – Structure
Patent
1979-12-19
1982-07-06
Word, A. Hugo
Building units and construction elements
Structure
D25 33, D2503
Patent
active
D02653478
REFERENCES:
patent: D241333 (1976-09-01), Wheeler
patent: 3623285 (1971-11-01), Kelly
patent: 4171596 (1979-10-01), Varlonga
Sweet's Architectural Catalog File, 1978, Section 13.13/AM, p. 3, bottom left illustration.
Corbo Nicholas J.
Klein Paul W.
O'Donnell Raymond T.
Berlow Cynthia
Sun Chemical Corporation
Word A. Hugo
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