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Multi-pole conductor line
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Patent number 8,302,750
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Issue date Nov 6, 2012
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Conductix-Wampfler AG
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Andreas Schmiedle
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B60 - VEHICLES IN GENERAL
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Bus bar joint
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Patent number 4,859,193
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Issue date Aug 22, 1989
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Mannesmann AG
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Heinz Pfannkuche
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B60 - VEHICLES IN GENERAL
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Trolley rail
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Patent number 4,550,231
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Issue date Oct 29, 1985
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U-S Safety Trolley Corp.
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Donald R. Ross
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B60 - VEHICLES IN GENERAL
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4401511
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Patent number 4,401,511
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Issue date Aug 30, 1983
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B60 - VEHICLES IN GENERAL
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3892299
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Patent number 3,892,299
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Issue date Jul 1, 1975
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B60 - VEHICLES IN GENERAL
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3801751
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Patent number 3,801,751
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Issue date Apr 2, 1974
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B60 - VEHICLES IN GENERAL
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3790725
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Patent number 3,790,725
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Issue date Feb 5, 1974
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B60 - VEHICLES IN GENERAL
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3609254
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Patent number 3,609,254
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Issue date Sep 28, 1971
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B60 - VEHICLES IN GENERAL
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3303293
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Patent number 3,303,293
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Issue date Feb 7, 1967
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B60 - VEHICLES IN GENERAL
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859868
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Patent number 859,868
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Issue date Jul 9, 1907
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B60 - VEHICLES IN GENERAL