U.S. patent number D253,323 [Application Number 05/792,022] was granted by the patent office on 1979-11-06 for support stand for a loudspeaker. This patent grant is currently assigned to Firma Andreas Hofmann Metallwarenfabrik. Invention is credited to Thea Blatzer, Willfried Ender, Gerhard Ketnath.
United States Patent | D253,323 |
Blatzer , et al. | November 6, 1979 |
Inventors: | Blatzer; Thea (Lichtenfels, DE), Ender; Willfried (Neuensee, DE), Ketnath; Gerhard (Neuensee, DE) |
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Assignee: | Firma Andreas Hofmann
Metallwarenfabrik (DE) |
Appl. No.: | 05/792,022 |
Filed: | April 28, 1977 |
Current U.S. Class: | D6/681.2; D6/310 |
Current International Class: | D0699 |
Field of Search: | ;D6/20,23,25,85,18,56,29,176,180,181,188 ;D87/1R |
D173883 | January 1955 | Postal |
D204043 | March 1966 | Italiano |
D205514 | August 1966 | Rubin |
D206736 | January 1967 | Brown |
D209557 | December 1967 | Reibold et al. |
D241191 | August 1976 | Schwartz |
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