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Porter; Harvey
Narberth, PA
No. of patents:

Patent Number Title Of Patent Date Issued
D274655 Grill July 10, 1984
D274366 Grill June 19, 1984
D274005 Grill May 29, 1984
D273901 Grill May 15, 1984
D273900 Grill May 15, 1984
4475309 Modular protective grill October 9, 1984
A modular protective grill is disclosed for removably overfitting a building opening, such as a window. The grill includes a decorative central body which terminates vertically in an upper tubular frame member and a lower tubular frame member. Tubular side attachment bars are affixed

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