Speaker grill

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment

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D14215

Patent

active

D03560899

REFERENCES:
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patent: D98715 (1936-02-01), Engholm
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patent: D302430 (1989-07-01), Matsushima et al.
patent: D302818 (1989-08-01), Camens
patent: D323327 (1992-01-01), Davidson
patent: 4832150 (1989-05-01), Just et al.
patent: 4917212 (1990-04-01), Iwaya
Crutchfield Fall/92-Winter/93 Catalog.

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