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The ornamental design for a structural beam, as shown and described. |
The FIGURE is a perspective view of a structural beam showing my new design .
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 21 1984 | H. B., Megaron | (assignment on the face of the patent) | / | |||
Jun 14 1985 | LUNDSTROM, LARS-BIRGER | HB MEGARON, A CORP OF SWEDEN | ASSIGNMENT OF ASSIGNORS INTEREST | 004508 | /0034 |
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