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Patent
   D292025
Priority
Aug 21 1984
Filed
Aug 21 1984
Issued
Sep 22 1987
Expiry
Sep 22 2001
Inventors
Lundstrom,…
Assg.orig
H. B., Meg…
Assg.curr
HB MEGARON…
Entity
unknown
Referenced by
8
References
3
Maint.:
n/a
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 .
INVENTORS:

Lundstrom, Lars-Birger

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D337470, Nov 21 1989 Head rail for venetian blind
D343312, Feb 28 1992 The Burdick Group Table leg extrusion
D417290, Jul 08 1998 Tube Technology Pty, Ltd. Extended welded metal section for an I-beam structure
D663488, Mar 10 2010 LUBING Maschinenfabrik Ludwig Bening GmbH & Co. KG Pipeline
ER1470,
ER338,
ER5161,
ER9757,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2387432,
3342007,
3872642,
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 21 1984H. B., Megaron(assignment on the face of the patent)
Jun 14 1985LUNDSTROM, LARS-BIRGERHB MEGARON, A CORP OF SWEDENASSIGNMENT OF ASSIGNORS INTEREST 0045080034 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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