FR2007947A1 - - Google Patents

Info

Publication number
FR2007947A1
FR2007947A1 FR6914512A FR6914512A FR2007947A1 FR 2007947 A1 FR2007947 A1 FR 2007947A1 FR 6914512 A FR6914512 A FR 6914512A FR 6914512 A FR6914512 A FR 6914512A FR 2007947 A1 FR2007947 A1 FR 2007947A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6914512A
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.)
GCO
GCO Inc
Original Assignee
GCO
GCO Inc
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 GCO, GCO Inc filed Critical GCO
Publication of FR2007947A1 publication Critical patent/FR2007947A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/021—Interferometers using holographic techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
FR6914512A 1968-05-06 1969-05-06 Withdrawn FR2007947A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72666168A 1968-05-06 1968-05-06
US75357868A 1968-08-19 1968-08-19

Publications (1)

Publication Number Publication Date
FR2007947A1 true FR2007947A1 (de) 1970-01-16

Family

ID=27111366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6914512A Withdrawn FR2007947A1 (de) 1968-05-06 1969-05-06

Country Status (2)

Country Link
DE (1) DE1922772A1 (de)
FR (1) FR2007947A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462668A (en) * 1980-10-06 1984-07-31 Laser Technology, Inc. Hologram apparatus for detecting flaws with developing chamber

Also Published As

Publication number Publication date
DE1922772A1 (de) 1969-11-13

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
ST Notification of lapse