FR916338A - Improvements to electrical spark-emitting devices - Google Patents

Improvements to electrical spark-emitting devices

Info

Publication number
FR916338A
FR916338A FR916338DA FR916338A FR 916338 A FR916338 A FR 916338A FR 916338D A FR916338D A FR 916338DA FR 916338 A FR916338 A FR 916338A
Authority
FR
France
Prior art keywords
emitting devices
electrical spark
spark
electrical
emitting
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
Augustin Seguin
Paul-Andre Beaudouin
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 filed Critical
Application granted granted Critical
Publication of FR916338A publication Critical patent/FR916338A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/66—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence
    • G01N21/67—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence using electric arcs or discharges
FR916338D 1945-06-13 1945-06-13 Improvements to electrical spark-emitting devices Expired FR916338A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR916338T 1945-06-13

Publications (1)

Publication Number Publication Date
FR916338A true FR916338A (en) 1946-12-03

Family

ID=9423280

Family Applications (1)

Application Number Title Priority Date Filing Date
FR916338D Expired FR916338A (en) 1945-06-13 1945-06-13 Improvements to electrical spark-emitting devices

Country Status (1)

Country Link
FR (1) FR916338A (en)

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