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FR347931A - Electrical signal system for elevators - Google Patents

Electrical signal system for elevators

Info

Publication number
FR347931A
FR347931A FR347931DA FR347931A FR 347931 A FR347931 A FR 347931A FR 347931D A FR347931D A FR 347931DA FR 347931 A FR347931 A FR 347931A
Authority
FR
France
Prior art keywords
elevators
electrical signal
signal system
electrical
signal
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
Fred S. Payne
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.)
FRED S PAYNE
Original Assignee
FRED S PAYNE
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 FRED S PAYNE filed Critical FRED S PAYNE
Application granted granted Critical
Publication of FR347931A publication Critical patent/FR347931A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
FR347931D 1904-11-15 1904-11-15 Electrical signal system for elevators Expired FR347931A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR347931T 1904-11-15

Publications (1)

Publication Number Publication Date
FR347931A true FR347931A (en) 1905-03-27

Family

ID=1396536

Family Applications (1)

Application Number Title Priority Date Filing Date
FR347931D Expired FR347931A (en) 1904-11-15 1904-11-15 Electrical signal system for elevators

Country Status (1)

Country Link
FR (1) FR347931A (en)

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