Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B61
RAILWAYS
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B61G
COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
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3/00
Couplings comprising mating parts of similar shape or form which can be coupled without the use of any additional element or elements
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B61G3/16
with coupling heads rigidly connected by rotatable hook plates or discs and balancing links, the coupling members forming a parallelogram, e.g. "Scharfenberg" type
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