CA1000542A - Integral photographic film unit with internal mask - Google Patents

Integral photographic film unit with internal mask

Info

Publication number: CA1000542A
Authority: CA; Canada
Prior art keywords: photographic film; film unit; internal mask; integral photographic; integral
Prior art date: 1970-12-29
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

CA243,186A

Inventor

Rogers B. Downey

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.)

1970-12-29

Filing date

1976-01-08

Publication date

1976-11-30

1971-12-23 Priority claimed from CA131,052A external-priority patent/CA996389A/en

1976-01-08 Application filed by Polaroid Corp filed Critical Polaroid Corp

1976-01-08 Priority to CA243,186A priority Critical patent/CA1000542A/en

1976-11-30 Application granted granted Critical

1976-11-30 Publication of CA1000542A publication Critical patent/CA1000542A/en

Status Expired legal-status Critical Current

Links

CA243,186A 1970-12-29 1976-01-08 Integral photographic film unit with internal mask Expired CA1000542A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA243,186A CA1000542A (en)	1970-12-29	1976-01-08	Integral photographic film unit with internal mask

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US10244770A	1970-12-29	1970-12-29
CA131,052A CA996389A (en)	1970-12-29	1971-12-23	Photographic film unit
CA243,186A CA1000542A (en)	1970-12-29	1976-01-08	Integral photographic film unit with internal mask

Publications (1)

Publication Number	Publication Date
CA1000542A true CA1000542A (en)	1976-11-30

Family

ID=27161655

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA243,186A Expired CA1000542A (en)	1970-12-29	1976-01-08	Integral photographic film unit with internal mask

Country Status (1)

Country	Link
CA (1)	CA1000542A (en)

1976
- 1976-01-08 CA CA243,186A patent/CA1000542A/en not_active Expired

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