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Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B61
RAILWAYS
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B61C
LOCOMOTIVES; MOTOR RAILCARS
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15/00
Maintaining or augmenting the starting or braking power by auxiliary devices and measures; Preventing wheel slippage; Controlling distribution of tractive effort between driving wheels
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B61C15/08
Preventing wheel slippage
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B61C15/10
by depositing sand or like friction increasing materials
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