U.S. patent number D274,914 [Application Number 06/409,726] was granted by the patent office on 1984-07-31 for portable welding machine. This patent grant is currently assigned to Century Mfg. Co.. Invention is credited to Mark H. Bouman.
United States Patent | D274,914 |
Bouman | July 31, 1984 |
Inventors: | Bouman; Mark H. (Burnsville, MN) |
---|---|
Assignee: | Century Mfg. Co. (Minneapolis,
MN) |
Appl. No.: | 06/409,726 |
Filed: | August 19, 1982 |
Current U.S. Class: | D15/144 |
Field of Search: | ;D15/144 ;219/53,54,116,136,90,70,137PS |
D188420 | July 1960 | Brunson et al. |
D210208 | February 1968 | Frelin |
D243459 | February 1977 | Bliss |
3320400 | May 1967 | Leathers |
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