CA877494A - Optical illusion device - Google Patents

Optical illusion device

Info

Publication number
CA877494A
CA877494A CA877494A CA877494DA CA877494A CA 877494 A CA877494 A CA 877494A CA 877494 A CA877494 A CA 877494A CA 877494D A CA877494D A CA 877494DA CA 877494 A CA877494 A CA 877494A
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
CA877494A
Inventor
J. Swimmer Ernest
A. Hicks Alan
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.)
Kohner Bros Inc
Original Assignee
Kohner Bros Inc
Publication date
Application granted granted Critical
Publication of CA877494A publication Critical patent/CA877494A/en
Expired legal-status Critical Current

Links

CA877494A Optical illusion device Expired CA877494A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA877494T

Publications (1)

Publication Number Publication Date
CA877494A true CA877494A (en) 1971-08-03

Family

ID=36363354

Family Applications (1)

Application Number Title Priority Date Filing Date
CA877494A Expired CA877494A (en) Optical illusion device

Country Status (1)

Country Link
CA (1) CA877494A (en)

Similar Documents

Publication Publication Date Title
CA968880A (en) Optical modulators
CA965862A (en) Light control device
AU474268B2 (en) Optoelectronic device
AU495138B2 (en) Fixing device
CA958540A (en) Amusement device
CA946471A (en) Synchronising device
AU470060B2 (en) Lenses
CA987282A (en) Light
AU464684B2 (en) Daylight-developing device
CA916960A (en) Mirror device
CA877494A (en) Optical illusion device
CA972193A (en) Optical system
CA947332A (en) Amusement device
CA919721A (en) Unpredictable-return ball-feeding device
CA877605A (en) Lens retaining device
AU4089972A (en) Display device
CA862427A (en) Optical comparison hemoglobinometer
CA885563A (en) Entertainment device
CA860636A (en) Lens
CA881121A (en) Optical circuits
CA871904A (en) Optical circuits
CA882294A (en) Optical writing device
CA871343A (en) Waveguides
CA888399A (en) Waveguides
CA875183A (en) Waveguides