Traffic control barricade

Details Traffic control barricade Traffic control barricade

1981-03-09

1983-09-27

Lucas, Susan J.

Measuring, testing, or signalling instruments

Security or signal instrument or casing

Visual

D1006

Patent

active

D02707195

REFERENCES:
patent: D237473 (1975-11-01), Fitch
patent: D243073 (1977-01-01), Kulp et al.
patent: D243074 (1977-01-01), Kulp et al.
patent: D243075 (1977-01-01), Kulp et al.
patent: 3475009 (1969-10-01), Brown
patent: 3952690 (1976-04-01), Rizzo et al.
patent: 4083033 (1978-04-01), Kulp et al.
patent: 4157210 (1979-06-01), Mesman
Henry Dreyfuss, Symbol Source Book, .COPYRGT.1972, p. 201 Elongated Octogon (Nothing to Declare Sign).
A Two Page Lear Siegler Advertisement (Undated) (Admitted as Prior Art) Showing the "Channelizer" Traffic Control Element.
Three Pages of Correspondence Dated Feb. 19, 1981 and Feb. 25, 1981 Between Riblet Plastics and Applicants' Assignee, The Kelch Corp ., and p. 5 of a Flex-O-Lite Brochure Entitled "When the Sun Turns Off . . . ".

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