Crawl space door and frame with exterior flange

Building units and construction elements – Prefabricated unit – Closure

Design Patent

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Design Patent

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D0446317

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

REFERENCES:
patent: D. 273994 (1984-05-01), Naka
patent: D. 334810 (1993-04-01), Davlantes
patent: D. 372104 (1996-07-01), Scott
patent: D. 374486 (1996-10-01), Guin
patent: D. 385363 (1997-10-01), Sølbeck
patent: D. 391648 (1998-03-01), Sølbeck
patent: D. 407500 (1999-03-01), Gribble
patent: 2607727 (1952-08-01), Butler
patent: 4656797 (1987-04-01), Marquart
patent: 4788805 (1988-12-01), Shaw
“Access Panel Doors”; #701-E, #702, #701, p. 20; Sweet's Catalog, 1962; manufactured by Hohmann & Barnard, Inc.; Woodside NY.*
“NB Roof Scuttle for Steep Stair”, p. 6, Bilco Doors for Special Services catalog, 1981.

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