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  • CPC
  • B61L5/1818
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B61Railways B61LGUIDING RAILWAY TRAFFIC ENSURING THE SAFETY OF RAILWAY TRAFFIC B61L5/00Local operating mechanisms for points or track-mounted scotch-blocks Visible or audible signals Local operating mechanisms for visible or audible signals

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B61L5/1818using mobile coloured screen
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Light signal
    • Patent number 8,702,282
    • Issue date Apr 22, 2014
    • Siemens Aktiengesellschaft
    • Joerg Birkholz
    • F21 - LIGHTING
  • Information Patent Grant

    Self-checking circuit arrangement for operation of a searchlight si...
    • Patent number 5,030,886
    • Issue date Jul 9, 1991
    • Union Switch & Signal Inc.
    • John O. G. Darrow
    • B61 - RAILWAYS
  • Information Patent Grant

    3544784
    • Patent number 3,544,784
    • Issue date Dec 1, 1970
    • B61 - RAILWAYS
  • Information Patent Grant

    2922389
    • Patent number 2,922,389
    • Issue date Jan 26, 1960
    • B61 - RAILWAYS
  • Information Patent Grant

    2881420
    • Patent number 2,881,420
    • Issue date Apr 7, 1959
    • B61 - RAILWAYS
  • Information Patent Grant

    2790154
    • Patent number 2,790,154
    • Issue date Apr 23, 1957
    • B61 - RAILWAYS
  • Information Patent Grant

    2576849
    • Patent number 2,576,849
    • Issue date Nov 27, 1951
    • B61 - RAILWAYS
  • Information Patent Grant

    2503786
    • Patent number 2,503,786
    • Issue date Apr 11, 1950
    • B61 - RAILWAYS
  • Information Patent Grant

    2477299
    • Patent number 2,477,299
    • Issue date Jul 26, 1949
    • B61 - RAILWAYS
  • Information Patent Grant

    2468815
    • Patent number 2,468,815
    • Issue date May 3, 1949
    • B61 - RAILWAYS
  • Information Patent Grant

    2458401
    • Patent number 2,458,401
    • Issue date Jan 4, 1949
    • B61 - RAILWAYS
  • Information Patent Grant

    2435000
    • Patent number 2,435,000
    • Issue date Jan 27, 1948
    • B61 - RAILWAYS
  • Information Patent Grant

    2419444
    • Patent number 2,419,444
    • Issue date Apr 22, 1947
    • B61 - RAILWAYS
  • Information Patent Grant

    2419265
    • Patent number 2,419,265
    • Issue date Apr 22, 1947
    • B61 - RAILWAYS
  • Information Patent Grant

    2407355
    • Patent number 2,407,355
    • Issue date Sep 10, 1946
    • B61 - RAILWAYS
  • Information Patent Grant

    2399173
    • Patent number 2,399,173
    • Issue date Apr 30, 1946
    • B61 - RAILWAYS
  • Information Patent Grant

    2376534
    • Patent number 2,376,534
    • Issue date May 22, 1945
    • B61 - RAILWAYS
  • Information Patent Grant

    2373465
    • Patent number 2,373,465
    • Issue date Apr 10, 1945
    • B61 - RAILWAYS
  • Information Patent Grant

    2368762
    • Patent number 2,368,762
    • Issue date Feb 6, 1945
    • B61 - RAILWAYS
  • Information Patent Grant

    2365000
    • Patent number 2,365,000
    • Issue date Dec 12, 1944
    • B61 - RAILWAYS
  • Information Patent Grant

    2361516
    • Patent number 2,361,516
    • Issue date Oct 31, 1944
    • B61 - RAILWAYS
  • Information Patent Grant

    2337651
    • Patent number 2,337,651
    • Issue date Dec 28, 1943
    • B61 - RAILWAYS
  • Information Patent Grant

    2300822
    • Patent number 2,300,822
    • Issue date Nov 3, 1942
    • B61 - RAILWAYS
  • Information Patent Grant

    2239316
    • Patent number 2,239,316
    • Issue date Apr 22, 1941
    • B61 - RAILWAYS
  • Information Patent Grant

    2230853
    • Patent number 2,230,853
    • Issue date Feb 4, 1941
    • B61 - RAILWAYS
  • Information Patent Grant

    2224417
    • Patent number 2,224,417
    • Issue date Dec 10, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2172724
    • Patent number 2,172,724
    • Issue date Sep 12, 1939
    • B61 - RAILWAYS
  • Information Patent Grant

    2133603
    • Patent number 2,133,603
    • Issue date Oct 18, 1938
    • B61 - RAILWAYS
  • Information Patent Grant

    2125257
    • Patent number 2,125,257
    • Issue date Jul 26, 1938
    • B61 - RAILWAYS
  • Information Patent Grant

    2103251
    • Patent number 2,103,251
    • Issue date Dec 28, 1937
    • B61 - RAILWAYS

Patents Applicationslast 30 patents

  • Information Patent Application

    SYSTEMS FOR RAILROAD SWITCH POSITION DETECTION
    • Publication number 20200399836
    • Publication date Dec 24, 2020
    • HARSCO TECHNOLOGIES LLC
    • Daniel ZAMPINI
    • B61 - RAILWAYS
  • Information Patent Application

    LIGHT SIGNAL
    • Publication number 20120153314
    • Publication date Jun 21, 2012
    • Siemens Aktiengesellschaft
    • Joerg Birkholz
    • B61 - RAILWAYS