Transportation – Rail vehicle – Element or attachment
Patent
1977-04-07
1979-06-26
Word, A. Hugo
Transportation
Rail vehicle
Element or attachment
D12 53, D25 37, D1205
Patent
active
D02521997
REFERENCES:
patent: D180095 (1957-04-01), Mitchell
patent: 1616096 (1927-02-01), Van Doorn et al.
Sweet's Architectural Catalog File, 1975, section 14.1/0t, p. 19.
Otis Elevator Company
Williams M. P.
Word A. Hugo
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