Building units and construction elements – Prefabricated unit – Finishing unit
Patent
1979-05-07
1983-04-26
Word, A. Hugo
Building units and construction elements
Prefabricated unit
Finishing unit
D25 74, D2502
Patent
active
D02687860
REFERENCES:
patent: D223235 (1972-04-01), Busby et al.
patent: 2963751 (1960-12-01), Mancini
patent: 4034531 (1977-07-01), Balinski
Sweet's Architectural Catalog File, 1977, Section 9.2/How, p. 3, item S-40.
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