Crawl space door with interior and exterior flange

Details Crawl space door with interior and exterior flange Crawl space door with interior and exterior flange

2000-06-30

2001-05-08

Zarfas, Louis S. (Department: 2914)

Building units and construction elements

Prefabricated unit

Closure

Design Patent

active

D0441874

CLAIM:
The ornamental design for a crawl space door and frame with interior and exterior flange, as shown and described.

REFERENCES:
patent: D. 213444 (1969-03-01), Helma
patent: D. 372104 (1996-07-01), Scott
patent: D. 374486 (1996-10-01), Guin
patent: D. 407500 (1999-03-01), Gribble
patent: 3796008 (1974-03-01), Eakin
patent: 4656797 (1987-04-01), Marquart
patent: 6014841 (2000-01-01), McCoy, Jr. et al.

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