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JOHN SAXBY Ltd
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JOHN SAXBY Ltd
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Publication of FR740545ApublicationCriticalpatent/FR740545A/en
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
B61L5/02—Mechanical devices for operating points or scotch-blocks, e.g. local manual control
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
FR740545D1932-07-281932-07-28
Improvements to heel-capable needle handling devices
ExpiredFR740545A
(en)