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The ornamental design for a structural panel core, as shown and described.
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The broken lines around the perimeters of the drawings depict portions of the structural panel core that form no part of the claimed design.
Patent | Priority | Assignee | Title |
Patent | Priority | Assignee | Title |
1000694, | |||
3011602, | |||
3911187, | |||
4078548, | Apr 22 1974 | KAPANY CORPORATION, A CORP OF CA | High efficiency solar panel |
4397902, | Dec 27 1977 | RESCH, RONALD D | Construction-element |
5348601, | Jun 23 1993 | The United States of America as represented by the Secretary of the Navy | Method of making an offset corrugated sandwich construction |
5543204, | Jan 05 1995 | The United States of America as represented by the Secretary of the Navy | Bi-directionally corrugated sandwich construction |
7753254, | Nov 22 2005 | Celltech Metals, Inc. | Formed core sandwich structure and method and system for making same |
9090288, | Sep 08 2010 | Sumitomo Light Metal Industries, Ltd | Sheet material having a concave-convex part, and vehicle panel and laminated structure using the same |
20070015000, | |||
20110244213, | |||
20170284094, | |||
20190017270, | |||
D668117, | Jun 07 2011 | Nippon Steel Corporation | Plate |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Sep 06 2017 | The Pro Dsign Group, Inc. | (assignment on the face of the patent) | / | |||
Dec 19 2017 | RAAB, CHRISTOPHER A | THE PRO DESIGN GROUP, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 044449 | /0186 |
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