Building units and construction elements – Architectural stock material – Extruded shape
Patent
1988-12-22
1990-05-01
Word, A. Hugo
Building units and construction elements
Architectural stock material
Extruded shape
Patent
active
D03076377
REFERENCES:
patent: D104566 (1937-05-01), Goss
patent: D272472 (1984-01-01), Flowers
patent: 3732646 (1973-05-01), Horvay et al.
patent: 4084360 (1978-04-01), Reckson
patent: 4127302 (1978-11-01), Green
Herzog Richard D.
Kennedy Paul A.
Lachenman Thomas E.
Amazing Ventures, Inc.
Clark Doris
Word A. Hugo
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