Title:
Crossing gate
Document Type and Number:
United States Patent 2401275
Inventors:
Publication Date:
05/28/1946
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Referenced by:
Export Citation:
Assignee:
BUDA COMPANY
Primary Class:
Other Classes:
188/287, 318/468, 318/453, 318/471, 49/152, 49/237
International Classes:
B61L29/24; E01F13/06; B61L29/00; E01F13/00