GB8332429D0 - Photoelectric apparatus - Google Patents

Photoelectric apparatus

Info

Publication number
GB8332429D0
GB8332429D0 GB8332429A GB8332429A GB8332429D0 GB 8332429 D0 GB8332429 D0 GB 8332429D0 GB 8332429 A GB8332429 A GB 8332429A GB 8332429 A GB8332429 A GB 8332429A GB 8332429 D0 GB8332429 D0 GB 8332429D0
Authority
GB
United Kingdom
Prior art keywords
photoelectric apparatus
photoelectric
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.)
Pending
Application number
GB8332429A
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.)
Macculloch M J
Scally R F
Original Assignee
Macculloch M J
Scally R F
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 Macculloch M J, Scally R F filed Critical Macculloch M J
Priority to GB8332429A priority Critical patent/GB8332429D0/en
Publication of GB8332429D0 publication Critical patent/GB8332429D0/en
Priority to GB8430870A priority patent/GB2153069A/en
Pending legal-status Critical Current

Links

GB8332429A 1983-12-06 1983-12-06 Photoelectric apparatus Pending GB8332429D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8332429A GB8332429D0 (en) 1983-12-06 1983-12-06 Photoelectric apparatus
GB8430870A GB2153069A (en) 1983-12-06 1984-12-06 Light pen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8332429A GB8332429D0 (en) 1983-12-06 1983-12-06 Photoelectric apparatus

Publications (1)

Publication Number Publication Date
GB8332429D0 true GB8332429D0 (en) 1984-01-11

Family

ID=10552841

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8332429A Pending GB8332429D0 (en) 1983-12-06 1983-12-06 Photoelectric apparatus
GB8430870A Withdrawn GB2153069A (en) 1983-12-06 1984-12-06 Light pen

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8430870A Withdrawn GB2153069A (en) 1983-12-06 1984-12-06 Light pen

Country Status (1)

Country Link
GB (2) GB8332429D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4705942A (en) * 1985-12-26 1987-11-10 American Telephone And Telegraph Company, At&T Bell Laboratories Pressure-sensitive light pen
GB2299856B (en) * 1995-04-13 1999-03-24 Motorola Israel Ltd Position-determining input device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU415409B2 (en) * 1968-04-05 1971-07-19 Unisearch Limited Graphic display facility for computing
DE2413488C3 (en) * 1974-03-20 1978-12-21 Siemens Ag, 1000 Berlin Und 8000 Muenchen Light pen for a computer workstation
DE2852326A1 (en) * 1978-12-04 1980-06-12 Hartmann & Braun Ag LIGHT HANDLE FOR THE SCREEN OF A VISION UNIT
US4454417A (en) * 1982-02-05 1984-06-12 George A. May High resolution light pen for use with graphic displays

Also Published As

Publication number Publication date
GB8430870D0 (en) 1985-01-16
GB2153069A (en) 1985-08-14

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