Transportation – Rail vehicle – Element or attachment
Patent
1977-07-18
1980-04-08
Rosen, Sam
Transportation
Rail vehicle
Element or attachment
D1206
Patent
active
D02546647
REFERENCES:
patent: D188777 (1960-09-01), Matthey
patent: D249033 (1978-08-01), Potter
Rosen Sam
Shapiro Allan M.
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