FR642066A - Improvements to electronic discharge devices - Google Patents

Improvements to electronic discharge devices

Info

Publication number
FR642066A
FR642066A FR642066DA FR642066A FR 642066 A FR642066 A FR 642066A FR 642066D A FR642066D A FR 642066DA FR 642066 A FR642066 A FR 642066A
Authority
FR
France
Prior art keywords
discharge devices
electronic discharge
electronic
devices
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.)
MANHATTAN ELECTRICAL SUPPLY CO
Original Assignee
MANHATTAN ELECTRICAL SUPPLY CO
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 MANHATTAN ELECTRICAL SUPPLY CO filed Critical MANHATTAN ELECTRICAL SUPPLY CO
Application granted granted Critical
Publication of FR642066A publication Critical patent/FR642066A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
FR642066D 1926-10-08 1927-10-07 Improvements to electronic discharge devices Expired FR642066A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US642066XA 1926-10-08 1926-10-08

Publications (1)

Publication Number Publication Date
FR642066A true FR642066A (en) 1928-08-21

Family

ID=22054285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642066D Expired FR642066A (en) 1926-10-08 1927-10-07 Improvements to electronic discharge devices

Country Status (1)

Country Link
FR (1) FR642066A (en)

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