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The ornamental design for a balance arm for supporting working tools, as shown and described. |
FIG. 1 is a side elevational view of a balance arm for supporting working tools showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a side elevational view opposite that shown in FIG. 1;
FIG. 4 is a top plan view thereof;
FIG. 5 is a side end elevational view taken from the left of FIG. 1;
FIG. 6 is a side end elevational view taken from the right of FIG. 1.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Dec 01 1982 | LARSSON, BERTIL | STALVALL & LARSSON FORSALJNINGS AB | ASSIGNMENT OF ASSIGNORS INTEREST | 004074 | /0826 | |
Dec 06 1982 | Stalvall & Larsson Forsaljnings AB. | (assignment on the face of the patent) | / | |||
Apr 23 1985 | STALVALL & LARSSON FORSALJNINGS AKTIEBOLAG | S & L Maskin Aktiebolag | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 004436 | /0789 |
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