CA893228A - Optical calibrating device - Google Patents

Optical calibrating device

Info

Publication number
CA893228A
CA893228A CA893228A CA893228DA CA893228A CA 893228 A CA893228 A CA 893228A CA 893228 A CA893228 A CA 893228A CA 893228D A CA893228D A CA 893228DA CA 893228 A CA893228 A CA 893228A
Authority
CA
Canada
Prior art keywords
calibrating device
optical calibrating
optical
calibrating
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
CA893228A
Inventor
Frungel Frank
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA893228A publication Critical patent/CA893228A/en
Expired legal-status Critical Current

Links

CA893228A Optical calibrating device Expired CA893228A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA893228T

Publications (1)

Publication Number Publication Date
CA893228A true CA893228A (en) 1972-02-15

Family

ID=36399275

Family Applications (1)

Application Number Title Priority Date Filing Date
CA893228A Expired CA893228A (en) Optical calibrating device

Country Status (1)

Country Link
CA (1) CA893228A (en)

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