Building units and construction elements – Prefabricated unit – Finishing unit
Patent
1991-02-22
1993-04-13
Word, A. Hugo
Building units and construction elements
Prefabricated unit
Finishing unit
D25 48, D30199
Patent
active
D03348105
REFERENCES:
patent: D211457 (1968-06-01), Anderson
patent: 3690299 (1972-09-01), Johnson
patent: 3874118 (1975-04-01), Robinson
patent: 3878645 (1975-04-01), Porter
patent: 3985174 (1976-10-01), Bricker
patent: 4408416 (1983-10-01), Darlantes
patent: 4603724 (1986-08-01), Borwick
patent: 4754797 (1988-07-01), Sronce
patent: 4760872 (1988-08-01), Hale, Jr.
Clark Doris
Word A. Hugo
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