FR664021A - - Google Patents

Info

Publication number
FR664021A
FR664021A FR664021DA FR664021A FR 664021 A FR664021 A FR 664021A FR 664021D A FR664021D A FR 664021DA FR 664021 A FR664021 A FR 664021A
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Publication date
Application granted granted Critical
Publication of FR664021A publication Critical patent/FR664021A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L17/00—Switching systems for classification yards

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR664021D Expired FR664021A (cg-RX-API-DMAC10.html)

Publications (1)

Publication Number Publication Date
FR664021A true FR664021A (cg-RX-API-DMAC10.html) 1929-09-05

Family

ID=1543297

Family Applications (1)

Application Number Title Priority Date Filing Date
FR664021D Expired FR664021A (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
FR (1) FR664021A (cg-RX-API-DMAC10.html)

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