ATA646473A - Optisches element aus kunststoff - Google Patents

Optisches element aus kunststoff

Info

Publication number: ATA646473A
Authority: AT; Austria
Prior art keywords: plastic; optical element; element made; optical
Prior art date: 1969-11-28

Application number

AT646473A

Other languages

English (en)

Other versions

AT341247B (de

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.)

1969-11-28

Filing date

1973-07-20

Publication date

1977-05-15

1970-11-27 Priority claimed from AT1073770A external-priority patent/AT314867B/de

1973-07-20 Application filed by Polaroid Corp filed Critical Polaroid Corp

1973-07-20 Priority to AT646473A priority Critical patent/AT341247B/de

1977-05-15 Publication of ATA646473A publication Critical patent/ATA646473A/de

1978-01-25 Application granted granted Critical

1978-01-25 Publication of AT341247B publication Critical patent/AT341247B/de

Links

230000003287 optical effect Effects 0.000 title 1

AT646473A 1969-11-28 1973-07-20 Optisches element aus kunststoff AT341247B (de)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AT646473A AT341247B (de)	1969-11-28	1973-07-20	Optisches element aus kunststoff

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US88061469A	1969-11-28	1969-11-28
AT1073770A AT314867B (de)	1969-11-28	1970-11-27	Optisches Infrarotfilter
AT646473A AT341247B (de)	1969-11-28	1973-07-20	Optisches element aus kunststoff

Publications (2)

Publication Number	Publication Date
ATA646473A true ATA646473A (de)	1977-05-15
AT341247B AT341247B (de)	1978-01-25

Family

ID=27150631

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT646473A AT341247B (de)	1969-11-28	1973-07-20	Optisches element aus kunststoff

Country Status (1)

Country	Link
AT (1)	AT341247B (de)

1973
- 1973-07-20 AT AT646473A patent/AT341247B/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
AT341247B (de)	1978-01-25

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Legal Events

Date	Code	Title	Description
1987-02-15	ELJ	Ceased due to non-payment of the annual fee