FR339404A - Improvements in electrical switches - Google Patents

Improvements in electrical switches

Info

Publication number
FR339404A
FR339404A FR339404DA FR339404A FR 339404 A FR339404 A FR 339404A FR 339404D A FR339404D A FR 339404DA FR 339404 A FR339404 A FR 339404A
Authority
FR
France
Prior art keywords
electrical switches
switches
electrical
Prior art date
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)
Inventor
William Hurd Hillyer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR339404A publication Critical patent/FR339404A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L11/00—Operation of points from the vehicle or by the passage of the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR339404D 1904-01-07 1904-01-07 Improvements in electrical switches Expired FR339404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR339404T 1904-01-07

Publications (1)

Publication Number Publication Date
FR339404A true FR339404A (en) 1904-06-09

Family

ID=1388581

Family Applications (1)

Application Number Title Priority Date Filing Date
FR339404D Expired FR339404A (en) 1904-01-07 1904-01-07 Improvements in electrical switches

Country Status (1)

Country Link
FR (1) FR339404A (en)

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