Patent ID: 8194385

Claim:
A modular frame for an electronic sign comprising: an elongated top wall panel; an elongated bottom wall panel parallel to and spaced from said top wall panel; an elongated right side wall panel attached to said top and bottom wall panels: an elongated left side wall panel attached to said top and bottom wall panels and spaced opposite to and parallel to said right side wall panel; said elongated top, bottom, right side and left side wall panels forming a square or rectangular configuration; a plurality of precision alignment mechanisms attached to said elongated top wall panel, said elongated bottom wall panel, said elongated right side wall panel and said elongated left side wall panel; each of said precision alignment mechanisms including an elongated contact block with a front elongated contact surface, said front elongated contact surface extending a predetermined precise distance externally beyond each of said elongated top, bottom and left and right side wall panels; and each of said precision alignment mechanisms including an elongated housing attached perpendicularly and vertically to said internal side of each of said wall panels, each of said elongated housings having an elongated cavity therein for receiving and retaining said elongated contact block therein.