CA1179763A - Technique du cristal liquide pour examiner des structures internes - Google Patents

Technique du cristal liquide pour examiner des structures internes

Info

Publication number
CA1179763A
CA1179763A CA000395046A CA395046A CA1179763A CA 1179763 A CA1179763 A CA 1179763A CA 000395046 A CA000395046 A CA 000395046A CA 395046 A CA395046 A CA 395046A CA 1179763 A CA1179763 A CA 1179763A
Authority
CA
Canada
Prior art keywords
cell
liquid crystal
covers
ultrasonic
layer
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
CA000395046A
Other languages
English (en)
Inventor
Jaswinder S. Sandhu
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.)
RAJ Tech PARTNERSHIP
Original Assignee
RAJ Tech PARTNERSHIP
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
Priority claimed from US06/232,247 external-priority patent/US4379408A/en
Application filed by RAJ Tech PARTNERSHIP filed Critical RAJ Tech PARTNERSHIP
Application granted granted Critical
Publication of CA1179763A publication Critical patent/CA1179763A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA000395046A 1981-02-06 1982-01-27 Technique du cristal liquide pour examiner des structures internes Expired CA1179763A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US232,247 1981-02-06
US06/232,247 US4379408A (en) 1981-01-12 1981-02-06 Liquid crystal technique for examining internal structures

Publications (1)

Publication Number Publication Date
CA1179763A true CA1179763A (fr) 1984-12-18

Family

ID=22872389

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000395046A Expired CA1179763A (fr) 1981-02-06 1982-01-27 Technique du cristal liquide pour examiner des structures internes

Country Status (1)

Country Link
CA (1) CA1179763A (fr)

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry