Obstacle marker

Details Obstacle marker Obstacle marker

1990-01-29

1992-08-04

Walsh, Donald P.

Measuring, testing, or signalling instruments

Security or signal instrument or casing

Visual

D10111

Patent

active

D03284425

REFERENCES:
patent: D92585 (1934-06-01), Cohen
patent: D116584 (1939-09-01), Summers et al.
patent: D216922 (1970-03-01), Teetor
patent: D224526 (1972-08-01), Marose
patent: D226594 (1973-03-01), Teasel et al.
patent: D228416 (1973-09-01), Heinrichs
patent: D252075 (1979-06-01), Cory et al.
patent: D252617 (1979-08-01), McCloskey
patent: D264195 (1982-05-01), Jacobs
patent: D267899 (1983-02-01), Koln et al.
patent: 1798052 (1931-03-01), Additon
patent: 1823240 (1931-09-01), Cobb
patent: 1906668 (1933-05-01), Valk
patent: 2527357 (1950-10-01), Donahey
patent: 2781017 (1957-02-01), Fuller et al.
patent: 2894480 (1959-07-01), Stephenson
patent: 3292569 (1966-12-01), Trigilio
patent: 3318279 (1967-05-01), Padilla
patent: 3570376 (1971-03-01), Overton et al.
patent: 3578840 (1971-05-01), Richards
patent: 3638431 (1972-02-01), Holmes
patent: 3834789 (1974-09-01), Brudy
patent: 3916815 (1975-11-01), Valley
patent: 3964190 (1976-06-01), Leo
patent: 4103924 (1978-08-01), Suhm
patent: 4302799 (1981-11-01), Behrens
patent: 4353179 (1982-10-01), Jennings
patent: 4478169 (1984-10-01), Shrefler
patent: 4747664 (1988-05-01), Slaughter
patent: 5090348 (1992-02-01), Hogron

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