GB2193600B - Circuit component, and optical instrument incorporating the same - Google Patents

Circuit component, and optical instrument incorporating the same

Info

Publication number
GB2193600B
GB2193600B GB8616932A GB8616932A GB2193600B GB 2193600 B GB2193600 B GB 2193600B GB 8616932 A GB8616932 A GB 8616932A GB 8616932 A GB8616932 A GB 8616932A GB 2193600 B GB2193600 B GB 2193600B
Authority
GB
United Kingdom
Prior art keywords
same
circuit component
optical instrument
instrument incorporating
incorporating
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 - Lifetime
Application number
GB8616932A
Other versions
GB8616932D0 (en
GB2193600A (en
Inventor
Godfrey James Wright
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
Priority to GB8616932A priority Critical patent/GB2193600B/en
Publication of GB8616932D0 publication Critical patent/GB8616932D0/en
Publication of GB2193600A publication Critical patent/GB2193600A/en
Application granted granted Critical
Publication of GB2193600B publication Critical patent/GB2193600B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B27/022—Viewing apparatus
    • G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
GB8616932A 1986-07-11 1986-07-11 Circuit component, and optical instrument incorporating the same Expired - Lifetime GB2193600B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8616932A GB2193600B (en) 1986-07-11 1986-07-11 Circuit component, and optical instrument incorporating the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8616932A GB2193600B (en) 1986-07-11 1986-07-11 Circuit component, and optical instrument incorporating the same

Publications (3)

Publication Number Publication Date
GB8616932D0 GB8616932D0 (en) 1986-08-20
GB2193600A GB2193600A (en) 1988-02-10
GB2193600B true GB2193600B (en) 1990-08-15

Family

ID=10600896

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8616932A Expired - Lifetime GB2193600B (en) 1986-07-11 1986-07-11 Circuit component, and optical instrument incorporating the same

Country Status (1)

Country Link
GB (1) GB2193600B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231098A (en) * 1974-09-09 1980-10-28 Sharp Kabushiki Kaisha Casing of electronic calculators
GB1591895A (en) * 1977-12-12 1981-07-01 Smolko G G Electronic devices
GB2095039A (en) * 1981-02-10 1982-09-22 Brown David F Circuit assembly
GB2172437A (en) * 1985-03-16 1986-09-17 Marconi Electronic Devices Printed circuits
WO1987001557A1 (en) * 1985-09-04 1987-03-12 Allen-Bradley International Limited Manufacture of electrical circuits

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231098A (en) * 1974-09-09 1980-10-28 Sharp Kabushiki Kaisha Casing of electronic calculators
GB1591895A (en) * 1977-12-12 1981-07-01 Smolko G G Electronic devices
GB2095039A (en) * 1981-02-10 1982-09-22 Brown David F Circuit assembly
GB2172437A (en) * 1985-03-16 1986-09-17 Marconi Electronic Devices Printed circuits
WO1987001557A1 (en) * 1985-09-04 1987-03-12 Allen-Bradley International Limited Manufacture of electrical circuits

Also Published As

Publication number Publication date
GB8616932D0 (en) 1986-08-20
GB2193600A (en) 1988-02-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950711