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CLOSED-OPEN SIGN

  • US 3,748,767 A
  • Filed: 06/23/1971
  • Issued: 07/31/1973
  • Est. Priority Date: 06/23/1971
  • Status: Expired due to Term
First Claim
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1. An advertising sign or the like comprising in combination:

  • a. a central sign face of generally rectangular configuration divided into two side-by-side equal parts by an imaginary vertical line at the center thereof and having indicia on both of said parts, b. a bottom rail attached along the length of said face, c. a top rail extending along the top of said face, d. a centrally located slot in said central face at the top thereof, said slot extending about half of the length of said central face whereby said face is attached to said top rail at the edges, leaving a space between the top rail and the face at the center thereof, e. a slider element having a front surface and a rear surface, said slider element having a front surface about half as long as said sign face whereby it will obscure half of said face at any one time, said front and rear surfaces forming part of a single sheet bent at a central portion into a '"'"''"'"''"'"''"'"'U'"'"''"'"''"'"''"'"'-shaped configuration, f. said central portion of the '"'"''"'"''"'"''"'"'U'"'"''"'"''"'"''"'"' linking the front and rear surfaces having a width about 1/4 the width of said sign face, g. said slider element being passed through said slot whereby it straddles the central sign face with its front surface over the front surface of the central sign face and its rear surface extending downwardly over the rear sign face whereby said slider can be slid from side-to-side, exposing half of the front of said sign face in either position, h. said top and bottom rails extending on each side of the central sign face for a sufficient distance to permit said sign to be attached to a surface by either the front surfaces or the rear surfaces of said rails, providing clearance for said slider to move back and forth, and i. said bottom rail having upturned lips at the front and back thereof with the bottom portions of front and rear surfaces of said slider being respectively held in sliding relationship by said lips.

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