Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B60
VEHICLES IN GENERAL
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B60M
POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
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1/00
Power supply lines for contact with collector on vehicle
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B60M1/12
Trolley lines; Accessories therefor
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B60M1/20
Arrangements for supporting or suspending trolley wires, e.g. from buildings
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