FR827492A - Examination apparatus for t lamps. s. f. - Google Patents

Examination apparatus for t lamps. s. f.

Info

Publication number
FR827492A
FR827492A FR827492DA FR827492A FR 827492 A FR827492 A FR 827492A FR 827492D A FR827492D A FR 827492DA FR 827492 A FR827492 A FR 827492A
Authority
FR
France
Prior art keywords
lamps
examination apparatus
examination
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
Thrich Fritz Wu
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 FR827492A publication Critical patent/FR827492A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/24—Testing of discharge tubes
    • G01R31/25—Testing of vacuum tubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR827492D 1937-06-05 1937-10-05 Examination apparatus for t lamps. s. f. Expired FR827492A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH827492X 1937-06-05

Publications (1)

Publication Number Publication Date
FR827492A true FR827492A (en) 1938-04-27

Family

ID=4540039

Family Applications (1)

Application Number Title Priority Date Filing Date
FR827492D Expired FR827492A (en) 1937-06-05 1937-10-05 Examination apparatus for t lamps. s. f.

Country Status (1)

Country Link
FR (1) FR827492A (en)

Similar Documents

Publication Publication Date Title
FR795850A (en) Device for artificial respiration
FR838547A (en) Apparatus for producing anesthesia
FR842044A (en) Projection device for still views
FR761302A (en) Photophonographic apparatus
FR827492A (en) Examination apparatus for t lamps. s. f.
FR749585A (en) Rescue apparatus for castaways
FR817032A (en) Apparatus for dusting air, etc.
FR782666A (en) Apparatus for testing headlamp lamps
FR747147A (en) Sedimentation apparatus
FR780876A (en) Filtration apparatus
FR827474A (en) Apparatus for kymographic tubal insufflation
FR841090A (en) Receiving apparatus of t. s. f.
FR847914A (en) Receiving apparatus of t. s. f.
FR845513A (en) Material examination camera
FR752313A (en) Apparatus for stirring the salad
FR764359A (en) Apparatus for performing acupunctures
FR792632A (en) Stand for irradiation lamps
FR766700A (en) flat ladder for t apparatus. s. f.
FR853350A (en) Apparatus for the application of sympathico-therapy
FR753206A (en) Photophonographic apparatus
FR840597A (en) Apparatus for the preparation of sulphite solutions
FR768446A (en) Coupling device for single-cable conveyor
FR781438A (en) Apparatus for the greening of milk
FR799060A (en) Apparatus for examination of lamps
FR47500E (en) Apparatus for making tarmacadam