SE397423B - Anordning foer kontroll av grammofonskivor - Google Patents

Anordning foer kontroll av grammofonskivor

Info

Publication number
SE397423B
SE397423B SE7502645-0A SE7502645A SE397423B SE 397423 B SE397423 B SE 397423B SE 7502645 A SE7502645 A SE 7502645A SE 397423 B SE397423 B SE 397423B
Authority
SE
Sweden
Prior art keywords
gramphone
discs
checking
gramphone discs
checking gramphone
Prior art date
Application number
SE7502645-0A
Other languages
English (en)
Other versions
SE7502645L (sv
Inventor
C K Hunyar
Original Assignee
United Artists Music & Records
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 United Artists Music & Records filed Critical United Artists Music & Records
Publication of SE7502645L publication Critical patent/SE7502645L/xx
Publication of SE397423B publication Critical patent/SE397423B/sv

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
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
SE7502645-0A 1974-03-11 1975-03-10 Anordning foer kontroll av grammofonskivor SE397423B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US450049A US3899832A (en) 1974-03-11 1974-03-11 Phonograph record profile tracer

Publications (2)

Publication Number Publication Date
SE7502645L SE7502645L (sv) 1975-09-12
SE397423B true SE397423B (sv) 1977-10-31

Family

ID=23786562

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7502645-0A SE397423B (sv) 1974-03-11 1975-03-10 Anordning foer kontroll av grammofonskivor

Country Status (4)

Country Link
US (1) US3899832A (sv)
JP (1) JPS50128501A (sv)
DE (1) DE2510065C3 (sv)
SE (1) SE397423B (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2807297C3 (de) * 1978-02-21 1982-02-11 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Einrichtung zur elektromechanischen Axialspielmessung
US4860229A (en) * 1984-01-20 1989-08-22 Ade Corporation Wafer flatness station
SE443231B (sv) * 1984-10-19 1986-02-17 Bofors Ab Sett och anordning for kalibrering av lengdindikatorer
US4849916A (en) * 1985-04-30 1989-07-18 Ade Corporation Improved spatial resolution measurement system and method
US4750141A (en) * 1985-11-26 1988-06-07 Ade Corporation Method and apparatus for separating fixture-induced error from measured object characteristics and for compensating the measured object characteristic with the error, and a bow/warp station implementing same
GB2276009B (en) * 1990-04-17 1995-01-04 Logitech Ltd Monitoring and control of surface curvature
KR100562503B1 (ko) * 2003-07-07 2006-03-21 삼성전자주식회사 반도체 척의 수평을 측정하기 위한 장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3750294A (en) * 1971-06-18 1973-08-07 Caterpillar Tractor Co Floating thickness monitor

Also Published As

Publication number Publication date
US3899832A (en) 1975-08-19
JPS50128501A (sv) 1975-10-09
DE2510065A1 (de) 1975-09-18
DE2510065B2 (de) 1979-07-26
SE7502645L (sv) 1975-09-12
DE2510065C3 (de) 1980-04-03

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