FR1083501A - New light signaling process and devices - Google Patents

New light signaling process and devices

Info

Publication number
FR1083501A
FR1083501A FR1083501DA FR1083501A FR 1083501 A FR1083501 A FR 1083501A FR 1083501D A FR1083501D A FR 1083501DA FR 1083501 A FR1083501 A FR 1083501A
Authority
FR
France
Prior art keywords
devices
signaling process
new light
light signaling
new
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)
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.)
Cegelec SA
Original Assignee
Cegelec SA
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 Cegelec SA filed Critical Cegelec SA
Application granted granted Critical
Publication of FR1083501A publication Critical patent/FR1083501A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/161—Indicators for switching condition, e.g. "on" or "off" comprising light emitting elements
FR1083501D 1953-04-29 1953-04-29 New light signaling process and devices Expired FR1083501A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1083501T 1953-04-29

Publications (1)

Publication Number Publication Date
FR1083501A true FR1083501A (en) 1955-01-10

Family

ID=9611196

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1083501D Expired FR1083501A (en) 1953-04-29 1953-04-29 New light signaling process and devices

Country Status (1)

Country Link
FR (1) FR1083501A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355365A1 (en) * 1976-06-18 1978-01-13 Simplex Appareils Electric switch system in distribution board - has mirror enabling operator to view position of contacts protected behind barrier
FR2396271A1 (en) * 1977-06-30 1979-01-26 Ibm PROBE DEVICE INCLUDING A CONTACT INDICATOR

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355365A1 (en) * 1976-06-18 1978-01-13 Simplex Appareils Electric switch system in distribution board - has mirror enabling operator to view position of contacts protected behind barrier
FR2396271A1 (en) * 1977-06-30 1979-01-26 Ibm PROBE DEVICE INCLUDING A CONTACT INDICATOR

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