with recording discs

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    • Siemens Aktiengesellschaft
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    Tachograph having a printing device

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    • Issue date May 21, 2002
    • Mannesmann VDO AG
    • Norbert Lais
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    Vehicle operation recorder

    • Patent number 4,862,191
    • Issue date Aug 29, 1989
    • Moto Meter AG
    • Roland Siefert
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    Tachograph including means for recording engine speed

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    • Issue date Nov 8, 1988
    • Veeder-Root Limited
    • Frank Clish
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    Tachograph for motor vehicles

    • Patent number 4,644,368
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    Transportation equipment recorder for highlighting operating parame...

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    • Hermann Ruhl
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    Vehicle multicondition recording system

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    • Herman Ruhl
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    Recording device with plural recording discs with one deflected for...

    • Patent number 3,974,505
    • Issue date Aug 10, 1976
    • C. L. Instruments Limited
    • James George Arthur Rees
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    3815142

    • Patent number 3,815,142
    • Issue date Jun 4, 1974
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    3761948

    • Patent number 3,761,948
    • Issue date Sep 25, 1973
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    3611427

    • Patent number 3,611,427
    • Issue date Oct 5, 1971
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    3596278

    • Patent number 3,596,278
    • Issue date Jul 27, 1971
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    3524194

    • Patent number 3,524,194
    • Issue date Aug 11, 1970
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    3501768

    • Patent number 3,501,768
    • Issue date Mar 17, 1970
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    3453892

    • Patent number 3,453,892
    • Issue date Jul 8, 1969
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    3434152

    • Patent number 3,434,152
    • Issue date Mar 18, 1969
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    3415365

    • Patent number 3,415,365
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    3383696

    • Patent number 3,383,696
    • Issue date May 14, 1968
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    3294422

    • Patent number 3,294,422
    • Issue date Dec 27, 1966
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    3213459

    • Patent number 3,213,459
    • Issue date Oct 19, 1965
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    3184748

    • Patent number 3,184,748
    • Issue date May 18, 1965
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    3176309

    • Patent number 3,176,309
    • Issue date Mar 30, 1965
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    3141726

    • Patent number 3,141,726
    • Issue date Jul 21, 1964
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    3132916

    • Patent number 3,132,916
    • Issue date May 12, 1964
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    3105731

    • Patent number 3,105,731
    • Issue date Oct 1, 1963
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    3044307

    • Patent number 3,044,307
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    2982594

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    2933363

    • Patent number 2,933,363
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    2924497

    • Patent number 2,924,497
    • Issue date Feb 9, 1960
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    2874018

    • Patent number 2,874,018
    • Issue date Feb 17, 1959
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Patents Applicationslast 30 patents