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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3/00
Feeding power to supply lines in contact with collector on vehicles; Arrangements for consuming regenerative power
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B60M3/02
with means for maintaining voltage within a predetermined range
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