FR754924A - Device for obtaining an optical illusion - Google Patents

Device for obtaining an optical illusion

Info

Publication number
FR754924A
FR754924A FR754924DA FR754924A FR 754924 A FR754924 A FR 754924A FR 754924D A FR754924D A FR 754924DA FR 754924 A FR754924 A FR 754924A
Authority
FR
France
Prior art keywords
obtaining
optical illusion
illusion
optical
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
Other languages
French (fr)
Inventor
Moritz Heinrich Boninger
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 filed Critical
Application granted granted Critical
Publication of FR754924A publication Critical patent/FR754924A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H33/00—Other toys
    • A63H33/22—Optical, colour, or shadow toys
FR754924D 1932-03-22 1933-04-28 Device for obtaining an optical illusion Expired FR754924A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE1914938X 1932-03-22
US645622A US1914938A (en) 1932-03-22 1932-12-03 Toy
GB35954/32A GB400448A (en) 1932-03-22 1932-12-19 A mechanical optical illusion toy

Publications (1)

Publication Number Publication Date
FR754924A true FR754924A (en) 1933-11-15

Family

ID=26011404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR754924D Expired FR754924A (en) 1932-03-22 1933-04-28 Device for obtaining an optical illusion

Country Status (3)

Country Link
US (1) US1914938A (en)
FR (1) FR754924A (en)
GB (1) GB400448A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251947A (en) * 1980-01-03 1981-02-24 Steven Manufacturing Company Illusion toy
US7066820B1 (en) 2004-01-02 2006-06-27 William L King Illusion toy

Also Published As

Publication number Publication date
GB400448A (en) 1933-10-26
US1914938A (en) 1933-06-20

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