B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
B61L5/20—Audible signals, e.g. detonator audible signalling
B61L5/203—Detonators; Track mounting means; Composition of the detonative product
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
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Developing Agents For Electrophotography
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Photoreceptors In Electrophotography
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Electrical Discharge Machining, Electrochemical Machining, And Combined Machining
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