DE7017920U - Kaleidoskop. - Google Patents

Kaleidoskop.

Info

Publication number
DE7017920U
DE7017920U DE19707017920 DE7017920U DE7017920U DE 7017920 U DE7017920 U DE 7017920U DE 19707017920 DE19707017920 DE 19707017920 DE 7017920 U DE7017920 U DE 7017920U DE 7017920 U DE7017920 U DE 7017920U
Authority
DE
Germany
Prior art keywords
kaleidoscope
tube
rotatable housing
transparent material
axis
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
DE19707017920
Other languages
German (de)
English (en)
Inventor
Postorino Paolo
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
Publication of DE7017920U publication Critical patent/DE7017920U/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/08—Kaleidoscopes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Toys (AREA)
DE19707017920 1969-05-16 1970-05-13 Kaleidoskop. Expired DE7017920U (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT163669 1969-05-16

Publications (1)

Publication Number Publication Date
DE7017920U true DE7017920U (de) 1970-10-08

Family

ID=11101842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19707017920 Expired DE7017920U (de) 1969-05-16 1970-05-13 Kaleidoskop.

Country Status (4)

Country Link
DE (1) DE7017920U (enrdf_load_stackoverflow)
ES (1) ES158500Y (enrdf_load_stackoverflow)
FR (1) FR2064047B1 (enrdf_load_stackoverflow)
GB (1) GB1257747A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3756685A (en) * 1972-03-10 1973-09-04 Steven Mfg Co Kaleidoscope
JPS5092725U (enrdf_load_stackoverflow) * 1973-12-25 1975-08-05
JPS5437297U (enrdf_load_stackoverflow) * 1977-08-18 1979-03-10

Also Published As

Publication number Publication date
ES158500Y (es) 1971-08-01
FR2064047A1 (enrdf_load_stackoverflow) 1971-07-16
FR2064047B1 (enrdf_load_stackoverflow) 1974-02-01
GB1257747A (enrdf_load_stackoverflow) 1971-12-22
ES158500U (es) 1970-08-16

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