FR39213E - Improvements to electric shock devices - Google Patents

Improvements to electric shock devices

Info

Publication number
FR39213E
FR39213E FR39213DA FR39213E FR 39213 E FR39213 E FR 39213E FR 39213D A FR39213D A FR 39213DA FR 39213 E FR39213 E FR 39213E
Authority
FR
France
Prior art keywords
electric shock
shock devices
devices
electric
shock
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 FR39213E publication Critical patent/FR39213E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J61/28—Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
FR39213D 1929-07-27 1930-07-25 Improvements to electric shock devices Expired FR39213E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US381423A US1990174A (en) 1929-07-27 1929-07-27 Electric discharge device

Publications (1)

Publication Number Publication Date
FR39213E true FR39213E (en) 1931-10-21

Family

ID=23504958

Family Applications (1)

Application Number Title Priority Date Filing Date
FR39213D Expired FR39213E (en) 1929-07-27 1930-07-25 Improvements to electric shock devices

Country Status (4)

Country Link
US (1) US1990174A (en)
DE (1) DE517769C (en)
FR (1) FR39213E (en)
GB (1) GB361394A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3699951B1 (en) * 2019-02-21 2023-10-04 Heraeus Noblelight GmbH Low pressure mercury vapour radiation source, method for operating same and use of mercury halide in the discharge space of the same

Also Published As

Publication number Publication date
GB361394A (en) 1931-11-23
US1990174A (en) 1935-02-05
DE517769C (en) 1931-02-07

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