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The ornamental design for a portable welding machine, as shown and described. |
FIG. 1 is an enlarged perspective view of a portable welding machine showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a side elevational view taken from the right of FIG. 2, the side opposite being a mirror image thereof;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a rear elevational view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 16 1982 | BOUMAN, MARK H | CENTURY MFG CO , A CORP OF MN | ASSIGNMENT OF ASSIGNORS INTEREST | 004084 | /0901 | |
Aug 19 1982 | Century Mfg. Co. | (assignment on the face of the patent) | / | |||
Nov 01 1996 | BOOSTER PAC LLC | CBP ACQUISITION CORP | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008744 | /0896 | |
Nov 01 1996 | CENTURY MFG CO | CBP ACQUISITION CORP | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008744 | /0896 | |
Nov 05 1996 | CBP ACQUISITION CORP | CENTURY MFG CO | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 008744 | /0947 |
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