Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Design Patent
1997-12-24
2001-01-09
Siegel, Mitchell (Department: 2912)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Design Patent
active
D0436162
CLAIM:
The ornamental design for the multipurpose grille, as shown and described.
REFERENCES:
patent: D. 167337 (1952-07-01), De Roo et al.
patent: D. 179847 (1957-03-01), Grinder
patent: D. 204351 (1966-04-01), Caine
patent: D. 378851 (1997-04-01), Smolarski
patent: D. 378852 (1997-04-01), Smolarski
patent: 3221616 (1965-12-01), Flegel
patent: 4215667 (1980-08-01), Hsu
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