HK20577A - Kaleidoscope - Google Patents

Kaleidoscope

Info

Publication number: HK20577A
Authority: HK; Hong Kong
Prior art keywords: kaleidoscope
Prior art date: 1972-03-10

Application number

HK205/77A

Original Assignee

Steven Mfg Co

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.)

1972-03-10

Filing date

1977-05-05

Publication date

1977-05-13

1977-05-05 Application filed by Steven Mfg Co filed Critical Steven Mfg Co

1977-05-13 Publication of HK20577A publication Critical patent/HK20577A/en

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)

HK205/77A 1972-03-10 1977-05-05 Kaleidoscope HK20577A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US23363072A	1972-03-10	1972-03-10

Publications (1)

Publication Number	Publication Date
HK20577A true HK20577A (en)	1977-05-13

Family

ID=22878057

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
HK205/77A HK20577A (en)	1972-03-10	1977-05-05	Kaleidoscope

Country Status (12)

Country	Link
US (1)	US3756685A (en)
JP (1)	JPS517416B2 (en)
AU (1)	AU459100B2 (en)
CA (1)	CA971403A (en)
DE (1)	DE2247499C3 (en)
DK (1)	DK135966B (en)
ES (1)	ES407604A1 (en)
FR (1)	FR2174820A1 (en)
GB (1)	GB1401480A (en)
HK (1)	HK20577A (en)
IT (1)	IT966360B (en)
NL (1)	NL7212740A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5437297U (en) *	1977-08-18	1979-03-10
JPS54118558A (en) *	1978-02-16	1979-09-14	Westinghouse Electric Corp	Fuse device
US4205893A (en) *	1978-08-07	1980-06-03	Steven Manufacturing Company	Kaleidoscope
US4740046A (en) *	1986-05-27	1988-04-26	Maccarthy Patrick	Liquid kaleidoscope
CA1264791A (en) *	1987-03-20	1990-01-23	Vojislav Narancic	Fuse having a non-porous rigid ceramic arc extinguishing body and method for fabricating such a fuse
US5054865A (en) *	1990-10-22	1991-10-08	Stanley Huang	Multi-ocular kaleidoscope
AU618514B3 (en) *	1991-04-22	1991-10-28	Clement Robert Cook	Meditational kaleidoscope
US6461216B1 (en)	2000-08-31	2002-10-08	John T. Applewhite	Toy device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1078008A (en) *	1912-12-23	1913-11-11	Turney G Stough	Kaleidoscope.
US2583676A (en) *	1950-07-11	1952-01-29	Clifford A Wendel	Color scope
US3039356A (en) *	1959-11-04	1962-06-19	Robert E Knittel	Kaleidoscopes
US3383150A (en) *	1965-08-11	1968-05-14	Edgar A. Powers	Kaleidoscopic viewing device
US3514178A (en) *	1967-07-10	1970-05-26	Gen Mills Inc	Kaleidoscope
FR2064047B1 (en) *	1969-05-16	1974-02-01	Postorino Paolo

1972
- 1972-03-10 US US00233630A patent/US3756685A/en not_active Expired - Lifetime
- 1972-09-20 NL NL7212740A patent/NL7212740A/xx unknown
- 1972-09-21 GB GB4386072A patent/GB1401480A/en not_active Expired
- 1972-09-26 AU AU47067/72A patent/AU459100B2/en not_active Expired
- 1972-09-28 DE DE2247499A patent/DE2247499C3/en not_active Expired
- 1972-10-13 DK DK505472AA patent/DK135966B/en unknown
- 1972-10-13 JP JP47103153A patent/JPS517416B2/ja not_active Expired
- 1972-10-13 ES ES407604A patent/ES407604A1/en not_active Expired
- 1972-10-13 FR FR7236364A patent/FR2174820A1/fr not_active Withdrawn
- 1972-10-16 IT IT53401/72A patent/IT966360B/en active
- 1972-10-19 CA CA154,310A patent/CA971403A/en not_active Expired
1977
- 1977-05-05 HK HK205/77A patent/HK20577A/en unknown

Also Published As

Publication number	Publication date
FR2174820A1 (en)	1973-10-19
DE2247499A1 (en)	1973-09-13
AU459100B2 (en)	1975-03-20
JPS517416B2 (en)	1976-03-08
ES407604A1 (en)	1976-01-16
DK135966B (en)	1977-07-18
DE2247499C3 (en)	1975-07-10
NL7212740A (en)	1973-09-12
AU4706772A (en)	1974-04-04
US3756685A (en)	1973-09-04
DK135966C (en)	1977-12-12
JPS4912942A (en)	1974-02-04
CA971403A (en)	1975-07-22
IT966360B (en)	1974-02-11
DE2247499B2 (en)	1974-12-05
GB1401480A (en)	1975-07-16

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