CA349162A - Optical illusion device - Google Patents

Optical illusion device

Info

Publication number
CA349162A
CA349162A CA349162A CA349162DA CA349162A CA 349162 A CA349162 A CA 349162A CA 349162 A CA349162 A CA 349162A CA 349162D A CA349162D A CA 349162DA CA 349162 A CA349162 A CA 349162A
Authority
CA
Canada
Prior art keywords
optical illusion
illusion device
optical
illusion
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
CA349162A
Other languages
French (fr)
Inventor
B. F. Hall William
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.)
Philips North America LLC
Original Assignee
Magnavox Co
Publication date
Application granted granted Critical
Publication of CA349162A publication Critical patent/CA349162A/en
Expired legal-status Critical Current

Links

CA349162A Optical illusion device Expired CA349162A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA349162T

Publications (1)

Publication Number Publication Date
CA349162A true CA349162A (en) 1935-03-26

Family

ID=35337125

Family Applications (1)

Application Number Title Priority Date Filing Date
CA349162A Expired CA349162A (en) Optical illusion device

Country Status (1)

Country Link
CA (1) CA349162A (en)

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