FR540823A - Improvements to x-ray machines - Google Patents

Improvements to x-ray machines

Info

Publication number
FR540823A
FR540823A FR540823DA FR540823A FR 540823 A FR540823 A FR 540823A FR 540823D A FR540823D A FR 540823DA FR 540823 A FR540823 A FR 540823A
Authority
FR
France
Prior art keywords
ray machines
machines
ray
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 FR540823A publication Critical patent/FR540823A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/38—Exposure time
    • H05G1/40—Exposure time using adjustable time-switch

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
FR540823D 1920-07-09 1921-07-08 Improvements to x-ray machines Expired FR540823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US395088A US1550507A (en) 1920-07-09 1920-07-09 X-ray apparatus

Publications (1)

Publication Number Publication Date
FR540823A true FR540823A (en) 1922-07-18

Family

ID=23561644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR540823D Expired FR540823A (en) 1920-07-09 1921-07-08 Improvements to x-ray machines

Country Status (3)

Country Link
US (1) US1550507A (en)
FR (1) FR540823A (en)
GB (1) GB166097A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4961903A (en) * 1989-03-07 1990-10-09 Martin Marietta Energy Systems, Inc. Iron aluminide alloys with improved properties for high temperature applications
US6436163B1 (en) * 1994-05-23 2002-08-20 Pall Corporation Metal filter for high temperature applications
DE10332417A1 (en) * 2003-07-16 2005-02-24 Sirona Dental Systems Gmbh Method for controlling an X-ray device and X-ray device

Also Published As

Publication number Publication date
GB166097A (en) 1921-12-15
US1550507A (en) 1925-08-18

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