FR37694E - Improvements to electronic discharge tubes - Google Patents

Improvements to electronic discharge tubes

Info

Publication number
FR37694E
FR37694E FR37694DA FR37694E FR 37694 E FR37694 E FR 37694E FR 37694D A FR37694D A FR 37694DA FR 37694 E FR37694 E FR 37694E
Authority
FR
France
Prior art keywords
discharge tubes
electronic discharge
electronic
tubes
discharge
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 FR37694E publication Critical patent/FR37694E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
FR37694D 1929-09-19 1929-09-19 Improvements to electronic discharge tubes Expired FR37694E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR37694T 1929-09-19

Publications (1)

Publication Number Publication Date
FR37694E true FR37694E (en) 1931-01-14

Family

ID=8674292

Family Applications (1)

Application Number Title Priority Date Filing Date
FR37694D Expired FR37694E (en) 1929-09-19 1929-09-19 Improvements to electronic discharge tubes

Country Status (1)

Country Link
FR (1) FR37694E (en)

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