FR485839A - Perfectionnements aux commutateurs à trois directions - Google Patents

Perfectionnements aux commutateurs à trois directions

Info

Publication number
FR485839A
FR485839A FR485839DA FR485839A FR 485839 A FR485839 A FR 485839A FR 485839D A FR485839D A FR 485839DA FR 485839 A FR485839 A FR 485839A
Authority
FR
France
Prior art keywords
way switch
enhancements
switch enhancements
way
switch
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
English (en)
Inventor
Michael William Birgen
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.)
MICHAEL WILLIAM BIRGEN
Original Assignee
MICHAEL WILLIAM BIRGEN
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 MICHAEL WILLIAM BIRGEN filed Critical MICHAEL WILLIAM BIRGEN
Application granted granted Critical
Publication of FR485839A publication Critical patent/FR485839A/fr
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
FR485839D 1917-06-16 1917-06-16 Perfectionnements aux commutateurs à trois directions Expired FR485839A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR485839T 1917-06-16

Publications (1)

Publication Number Publication Date
FR485839A true FR485839A (fr) 1918-02-08

Family

ID=1522507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR485839D Expired FR485839A (fr) 1917-06-16 1917-06-16 Perfectionnements aux commutateurs à trois directions

Country Status (1)

Country Link
FR (1) FR485839A (fr)

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