GB8334302D0 - Keyboard - Google Patents

Keyboard

Info

Publication number
GB8334302D0
GB8334302D0 GB838334302A GB8334302A GB8334302D0 GB 8334302 D0 GB8334302 D0 GB 8334302D0 GB 838334302 A GB838334302 A GB 838334302A GB 8334302 A GB8334302 A GB 8334302A GB 8334302 D0 GB8334302 D0 GB 8334302D0
Authority
GB
United Kingdom
Prior art keywords
keyboard
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.)
Granted
Application number
GB838334302A
Other versions
GB2133351B (en
GB2133351A (en
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.)
SINCLAIR I
Original Assignee
SINCLAIR I
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
Priority claimed from GB838324432A external-priority patent/GB8324432D0/en
Application filed by SINCLAIR I filed Critical SINCLAIR I
Priority to GB08334302A priority Critical patent/GB2133351B/en
Publication of GB8334302D0 publication Critical patent/GB8334302D0/en
Publication of GB2133351A publication Critical patent/GB2133351A/en
Application granted granted Critical
Publication of GB2133351B publication Critical patent/GB2133351B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/10—Arrangements of keyboards, e.g. key button disposition
GB08334302A 1982-12-22 1983-12-22 Keyboard Expired GB2133351B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08334302A GB2133351B (en) 1982-12-22 1983-12-22 Keyboard

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8236524 1982-12-22
GB838324432A GB8324432D0 (en) 1982-12-22 1983-09-13 Keyboard
GB838324875A GB8324875D0 (en) 1982-12-22 1983-09-16 Keyboard
GB08334302A GB2133351B (en) 1982-12-22 1983-12-22 Keyboard

Publications (3)

Publication Number Publication Date
GB8334302D0 true GB8334302D0 (en) 1984-02-01
GB2133351A GB2133351A (en) 1984-07-25
GB2133351B GB2133351B (en) 1986-02-26

Family

ID=27449421

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08334302A Expired GB2133351B (en) 1982-12-22 1983-12-22 Keyboard

Country Status (1)

Country Link
GB (1) GB2133351B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4877925A (en) * 1987-10-23 1989-10-31 Clarion Co., Ltd. Multi-stage push button switch device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3974905A (en) * 1974-09-23 1976-08-17 Xerox Corporation Key arm mechanism
US4315114A (en) * 1980-03-24 1982-02-09 International Telephone And Telegraph Corporation Keyboard switch assembly

Also Published As

Publication number Publication date
GB2133351B (en) 1986-02-26
GB2133351A (en) 1984-07-25

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Legal Events

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