FR787773A - Improvements to cathode ray devices - Google Patents

Improvements to cathode ray devices

Info

Publication number
FR787773A
FR787773A FR787773DA FR787773A FR 787773 A FR787773 A FR 787773A FR 787773D A FR787773D A FR 787773DA FR 787773 A FR787773 A FR 787773A
Authority
FR
France
Prior art keywords
cathode ray
ray devices
devices
cathode
ray
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 FR787773A publication Critical patent/FR787773A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR787773D 1934-03-23 1935-03-23 Improvements to cathode ray devices Expired FR787773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US787773XA 1934-03-23 1934-03-23

Publications (1)

Publication Number Publication Date
FR787773A true FR787773A (en) 1935-09-28

Family

ID=22146146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787773D Expired FR787773A (en) 1934-03-23 1935-03-23 Improvements to cathode ray devices

Country Status (1)

Country Link
FR (1) FR787773A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750127C (en) * 1936-02-21 1944-12-14 Transmission system for waves subject to variable phase distortions in a frequency range of about 100 to 1000 kHz

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750127C (en) * 1936-02-21 1944-12-14 Transmission system for waves subject to variable phase distortions in a frequency range of about 100 to 1000 kHz

Similar Documents

Publication Publication Date Title
FR797974A (en) Improvements to thermionic cathodes
FR839869A (en) Improvements to cathode ray devices
FR781097A (en) Improvements to cathode ray television receivers
FR48958E (en) Improvements to cathode ray tubes
FR798366A (en) Improvements to cathode ray oscillographs
FR798123A (en) Improvements to cathode ray tubes and similar devices
FR813927A (en) Improvements to deflector devices for cathode ray tubes
FR754518A (en) Improvements to cathode ray tubes
FR776158A (en) Improvements to cathode ray tubes
FR793794A (en) Improvements to cathode ray tubes for television or oscillography
FR862428A (en) Improvements to cathode ray reflector devices
FR785412A (en) X ray tube
FR787469A (en) Improvements to cathode ray tubes
FR57514E (en) Improvements to cathode ray tubes
FR787744A (en) Improvements to cathode ray tubes
FR46705E (en) Improvements to cathode ray lamps
FR787773A (en) Improvements to cathode ray devices
FR784170A (en) Cathode ray tube
FR829899A (en) Improvements to radiocompasses of the cathode ray type
FR785507A (en) Improvements to discharge devices
FR768962A (en) Improvements to cathode ray lamps
FR47312E (en) Improvements to discharge devices
FR790003A (en) Improvements to electronic discharge devices
FR797336A (en) Improvements to sawing devices
FR779964A (en) Improvements to tracked devices