1
Attwood Warren R, Henry Herbert J, Rebentisch Jr Hugo E: Post adapter. Unistrut Corporation, March 20, 1973: US3721463 (44 worldwide citation)

An adapter for releasably securing an assembly, such as a parking meter, to the top of a hollow post and including a resilient member having a tapered bore formed therein. The resilient member is inserted over a complementary tapered base member extending from the lower surface of the assembly. A nu ...


2
Attwood Warren R, Henry Herbert J: Fastening clamp. Unistrut Corporation, November 2, 1971: US3617076 (30 worldwide citation)

A clamp used with a metal framing system for adjustably supporting an upright member on a structural member. The clamp is of the type having a generally C-shaped configuration and is formed with registering apertures therein for the reception of the upright member therethrough to be retained by pres ...


3
Attwood Warren R: Signpost structure. Unistrut Corporation, Xiarhos Peter, Nealon Elmer J, O Malley Norman J, December 30, 1975: US3928930 (23 worldwide citation)

A signpost structure including an elongated support post and an information-bearing cylindrical sign attached via an edge stiffening and mounting member to the support post and capable of presenting information to a viewer within a range of 360.degree.. The cylindrical sign is formed by joining the ...


4
Attwood Warren R: Poteau pour panneau indicateur cylindrique, Signpost structure. Unistrut Corporation, October 10, 1978: CA1039948

ABSTRACT OF THE DISCLOSURE A signpost structure including an elongated supportpost an information-bearing cylindrical sign attached via an edgestiffening and mounting member to the support post and capableof presenting information to a viewer within a range of 360� The cylindrical sign is formed by ...