CA1023592A - Sensitometric modification by pre-exposure - Google Patents

Sensitometric modification by pre-exposure

Info

Publication number
CA1023592A
CA1023592A CA264,779A CA264779A CA1023592A CA 1023592 A CA1023592 A CA 1023592A CA 264779 A CA264779 A CA 264779A CA 1023592 A CA1023592 A CA 1023592A
Authority
CA
Canada
Prior art keywords
sensitometric
exposure
modification
sensitometric modification
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
CA264,779A
Other languages
French (fr)
Inventor
Edwin H. Land
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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 US00300710A external-priority patent/US3819376A/en
Application filed by Polaroid Corp filed Critical Polaroid Corp
Priority to CA264,779A priority Critical patent/CA1023592A/en
Application granted granted Critical
Publication of CA1023592A publication Critical patent/CA1023592A/en
Expired legal-status Critical Current

Links

CA264,779A 1972-10-25 1976-11-03 Sensitometric modification by pre-exposure Expired CA1023592A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA264,779A CA1023592A (en) 1972-10-25 1976-11-03 Sensitometric modification by pre-exposure

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US00300710A US3819376A (en) 1972-10-25 1972-10-25 Sensitometric modification by pre-exposure
CA179,651A CA1014399A (en) 1972-10-25 1973-08-27 Photographic product and method of manufacture
CA264,779A CA1023592A (en) 1972-10-25 1976-11-03 Sensitometric modification by pre-exposure

Publications (1)

Publication Number Publication Date
CA1023592A true CA1023592A (en) 1978-01-03

Family

ID=27163013

Family Applications (1)

Application Number Title Priority Date Filing Date
CA264,779A Expired CA1023592A (en) 1972-10-25 1976-11-03 Sensitometric modification by pre-exposure

Country Status (1)

Country Link
CA (1) CA1023592A (en)

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