CA978589A - Photosensitive control apparatus with movable light control member - Google Patents

Photosensitive control apparatus with movable light control member

Info

Publication number
CA978589A
CA978589A CA175,130A CA175130A CA978589A CA 978589 A CA978589 A CA 978589A CA 175130 A CA175130 A CA 175130A CA 978589 A CA978589 A CA 978589A
Authority
CA
Canada
Prior art keywords
movable light
photosensitive
control apparatus
control member
light control
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
CA175,130A
Other versions
CA175130S (en
Inventor
Stewart F. Bottorf
Harrison F. Edwards
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
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 Individual filed Critical Individual
Priority to CA175,130A priority Critical patent/CA978589A/en
Application granted granted Critical
Publication of CA978589A publication Critical patent/CA978589A/en
Expired legal-status Critical Current

Links

CA175,130A 1973-06-28 1973-06-28 Photosensitive control apparatus with movable light control member Expired CA978589A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA175,130A CA978589A (en) 1973-06-28 1973-06-28 Photosensitive control apparatus with movable light control member

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA175,130A CA978589A (en) 1973-06-28 1973-06-28 Photosensitive control apparatus with movable light control member

Publications (1)

Publication Number Publication Date
CA978589A true CA978589A (en) 1975-11-25

Family

ID=4097125

Family Applications (1)

Application Number Title Priority Date Filing Date
CA175,130A Expired CA978589A (en) 1973-06-28 1973-06-28 Photosensitive control apparatus with movable light control member

Country Status (1)

Country Link
CA (1) CA978589A (en)

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