BR7202800D0 - Teclado a prova de batida dupla e com tecla n - Google Patents

Teclado a prova de batida dupla e com tecla n

Info

Publication number
BR7202800D0
BR7202800D0 BR280072A BR280072A BR7202800D0 BR 7202800 D0 BR7202800 D0 BR 7202800D0 BR 280072 A BR280072 A BR 280072A BR 280072 A BR280072 A BR 280072A BR 7202800 D0 BR7202800 D0 BR 7202800D0
Authority
BR
Brazil
Prior art keywords
key
double hit
proof keyboard
proof
keyboard
Prior art date
Application number
BR280072A
Other languages
English (en)
Portuguese (pt)
Inventor
V M Bernin
K A Engstrom
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Publication of BR7202800D0 publication Critical patent/BR7202800D0/pt

Links

BR280072A 1971-05-19 1972-05-05 Teclado a prova de batida dupla e com tecla n BR7202800D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14490271A 1971-05-19 1971-05-19

Publications (1)

Publication Number Publication Date
BR7202800D0 true BR7202800D0 (pt) 1973-06-12

Family

ID=22510654

Family Applications (1)

Application Number Title Priority Date Filing Date
BR280072A BR7202800D0 (pt) 1971-05-19 1972-05-05 Teclado a prova de batida dupla e com tecla n

Country Status (11)

Country Link
JP (1) JPS5329970B1 (OSRAM)
BR (1) BR7202800D0 (OSRAM)
CA (1) CA937875A (OSRAM)
CH (1) CH567762A5 (OSRAM)
DE (1) DE2219288B2 (OSRAM)
FR (1) FR2139237A5 (OSRAM)
GB (1) GB1380282A (OSRAM)
HK (1) HK5478A (OSRAM)
IT (1) IT950268B (OSRAM)
NL (1) NL152996B (OSRAM)
SE (1) SE375392B (OSRAM)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003139A (en) * 1955-04-29 1961-10-03 Gen Electronic Lab Inc Electrical information storage system
US3193809A (en) * 1961-05-03 1965-07-06 Sylvania Electric Prod Memory noise cancellation
US3675239A (en) * 1970-09-14 1972-07-04 Ncr Co Unlimited roll keyboard circuit

Also Published As

Publication number Publication date
NL7205053A (OSRAM) 1972-11-21
SE375392B (OSRAM) 1975-04-14
NL152996B (nl) 1977-04-15
DE2219288B2 (de) 1975-09-04
CA937875A (en) 1973-12-04
FR2139237A5 (OSRAM) 1973-01-05
DE2219288A1 (de) 1972-11-30
JPS5329970B1 (OSRAM) 1978-08-24
IT950268B (it) 1973-06-20
GB1380282A (en) 1975-01-08
CH567762A5 (OSRAM) 1975-10-15
HK5478A (en) 1978-02-03

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