U.S. patent number D529,061 [Application Number D/235,088] was granted by the patent office on 2006-09-26 for sight glass. This patent grant is currently assigned to Branham Corporation. Invention is credited to Curtis Sprague.
United States Patent | D529,061 |
Sprague | September 26, 2006 |
Inventors: | Sprague; Curtis (Johnson City, TN) |
---|---|
Assignee: | Branham Corporation (Johnson
City, TN) |
Appl. No.: | D/235,088 |
Filed: | July 27, 2005 |
Current U.S. Class: | D16/135 |
Current International Class: | 1606 |
Field of Search: | ;D16/130,132,134,135 ;D6/300 ;D8/382,394 ;D21/330 ;40/777,780,782,785,790,721 ;235/70B ;403/401 ;27/1 ;359/793,895 ;49/463 |
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2450330 | September 1948 | De Giers |
2538502 | January 1951 | Boehm |
3935656 | February 1976 | Pritchard |
4176480 | December 1979 | Euzarraga et al. |
4282668 | August 1981 | Jolkovski |
5950288 | September 1999 | Bach Lahor |
6055757 | May 2000 | Carlsson |
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