U.S. patent number D312,927 [Application Number 06/892,054] was granted by the patent office on 1990-12-18 for modular office work station. This patent grant is currently assigned to Tetrad Marketing/Sales Ltd.. Invention is credited to Bruce M. Macdonald, Thomas J. Martin.
United States Patent | D312,927 |
Martin , et al. | December 18, 1990 |
Inventors: | Martin; Thomas J. (Arnprior, CA), Macdonald; Bruce M. (Ottawa, CA) |
---|---|
Assignee: | Tetrad Marketing/Sales Ltd.
(CA) |
Appl. No.: | 06/892,054 |
Filed: | August 1, 1986 |
Application Number | Filing Date | Patent Number | Issue Date | ||
---|---|---|---|---|---|
749284 | Jun 27, 1985 | ||||
Current U.S. Class: | D6/642; D6/664 |
Field of Search: | ;D6/421,422-428 ;312/194-196 ;108/59,60 ;160/135 |
D210134 | February 1968 | Christensen et al. |
D234659 | April 1975 | Hodges et al. |
D248437 | July 1978 | Robinson |
D255188 | June 1980 | Zapf |
D255189 | June 1980 | Zapf |
D262763 | January 1982 | Lerner et al. |
D281293 | November 1985 | Johnston |
D283092 | March 1986 | Johnston |
3871435 | March 1975 | Lopatka |
4536044 | August 1985 | Ziegelheim et al. |
Interiors, Aug. 1980, p. 26; Croydon's Furniture System, bottom right on page. . Modern Office Technologies, May 1985, p. 55; Office System on page. . Interiors, vol. 144, Sep. 1984, p. 127; Office Furniture Systems, "Parameters" by The Tandem Group Inc. on page.. |
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