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AU283770B2 - Variable light filters - Google Patents
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AU283770B2 - Variable light filters - Google Patents

Variable light filters

Info

Publication number
AU283770B2
AU283770B2 AU56049/65A AU5604965A AU283770B2 AU 283770 B2 AU283770 B2 AU 283770B2 AU 56049/65 A AU56049/65 A AU 56049/65A AU 5604965 A AU5604965 A AU 5604965A AU 283770 B2 AU283770 B2 AU 283770B2
Authority
AU
Australia
Prior art keywords
variable light
light filters
filters
variable
light
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
AU56049/65A
Other versions
AU5604965A (en
Inventor
Gardener Rogers Howard
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.)
International Polaroid Corp
Original Assignee
International 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
Application filed by International Polaroid Corp filed Critical International Polaroid Corp
Application granted granted Critical
Publication of AU5604965A publication Critical patent/AU5604965A/en
Publication of AU283770B2 publication Critical patent/AU283770B2/en
Expired legal-status Critical Current

Links

AU56049/65A 1964-03-09 1965-03-08 Variable light filters Expired AU283770B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS350251 1964-03-09

Publications (2)

Publication Number Publication Date
AU5604965A AU5604965A (en) 1966-09-08
AU283770B2 true AU283770B2 (en) 1966-09-08

Family

ID=

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