FR569741A - Improvements to the cirouits of automatic switches - Google Patents

Improvements to the cirouits of automatic switches

Info

Publication number
FR569741A
FR569741A FR569741DA FR569741A FR 569741 A FR569741 A FR 569741A FR 569741D A FR569741D A FR 569741DA FR 569741 A FR569741 A FR 569741A
Authority
FR
France
Prior art keywords
cirouits
automatic switches
switches
automatic
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR569741A publication Critical patent/FR569741A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Structure Of Telephone Exchanges (AREA)
FR569741D 1924-10-17 1923-08-14 Improvements to the cirouits of automatic switches Expired FR569741A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US241522XA 1924-10-17 1924-10-17

Publications (1)

Publication Number Publication Date
FR569741A true FR569741A (en) 1924-04-16

Family

ID=21819113

Family Applications (3)

Application Number Title Priority Date Filing Date
FR569741D Expired FR569741A (en) 1924-10-17 1923-08-14 Improvements to the cirouits of automatic switches
FR30815D Expired FR30815E (en) 1924-10-17 1925-05-28 Improvements to automatic switch circuits
FR31288D Expired FR31288E (en) 1924-10-17 1925-10-15 Improvements to automatic switch circuits

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR30815D Expired FR30815E (en) 1924-10-17 1925-05-28 Improvements to automatic switch circuits
FR31288D Expired FR31288E (en) 1924-10-17 1925-10-15 Improvements to automatic switch circuits

Country Status (2)

Country Link
FR (3) FR569741A (en)
GB (1) GB241522A (en)

Also Published As

Publication number Publication date
GB241522A (en) 1926-09-16
FR31288E (en) 1927-01-27
FR30815E (en) 1926-10-02

Similar Documents

Publication Publication Date Title
FR575138A (en) Improvements to electrical switches
FR616863A (en) Improvements to automatic switches
FR591988A (en) Improvements to hyudofoils
FR578711A (en) Improvements to electrical switches
FR569741A (en) Improvements to the cirouits of automatic switches
FR571453A (en) Improvements to boilers
FR579844A (en) Improvements to electrical switches
FR568598A (en) Improvements to parqueters
FR589810A (en) Improvements to thermo-siphons
FR572322A (en) Improvements to
FR564047A (en) Improvements to bioyclettes
FR580403A (en) Improvements to dish covers
FR573496A (en) Improvements to roasters
FR588248A (en) Improvements to relays
FR568865A (en) Improvements to the ice lifters
FR578243A (en) Improvements to electrical switches
FR574753A (en) Improvements to faucets
FR567818A (en) Improvements to bluteries
FR567774A (en) Improvements to ccrsets
FR567069A (en) Improvements to mulcher-pulverizers
FR574142A (en) Improvements to mulcher-dividers
FR30525E (en) Improvements to radio-receivers
FR566942A (en) Improvements to limonières
FR572615A (en) Improvements to biblorhaptes
FR583791A (en) Improvements to centrifuges