Folding frame for signs

The ornamental design for a folding frame for signs, as shown and described.

FIG. 1 is a front elevational view of a folding frame for signs showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a side elevational view thereof, with the opposite side being a mirror image.

Patent

Priority

Assignee

Title

Patent	Priority	Assignee	Title
2064047,
3924344,
4278228,	May 12 1980	UNISTRUT INTERNATIONAL CORP , A CORP OF DE	Collapsible support structures
4325197,	Feb 02 1981	Minnesota Mining & Manufacturing Company	Quick-erect portable display structure
4700498,	Nov 12 1985	NIMLOK COMPANY, A CORP OF DE	Portable display apparatus
5085329,	Dec 07 1990		Sheeting support
D275579,	Jul 23 1979	Mobile Oil Corporation	Standing sign

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