MX146058A - IMPROVEMENTS IN ACOUSTIC CODING DEVICE - Google Patents

IMPROVEMENTS IN ACOUSTIC CODING DEVICE

Info

Publication number
MX146058A
MX146058A MX175686A MX17568678A MX146058A MX 146058 A MX146058 A MX 146058A MX 175686 A MX175686 A MX 175686A MX 17568678 A MX17568678 A MX 17568678A MX 146058 A MX146058 A MX 146058A
Authority
MX
Mexico
Prior art keywords
coding device
acoustic coding
acoustic
coding
Prior art date
Application number
MX175686A
Other languages
Spanish (es)
Inventor
Vincent P Jalbert
Original Assignee
Scm Corp
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 Scm Corp filed Critical Scm Corp
Publication of MX146058A publication Critical patent/MX146058A/en

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/054—Acoustic pick-up, e.g. ultrasonic
MX175686A 1977-11-21 1978-11-21 IMPROVEMENTS IN ACOUSTIC CODING DEVICE MX146058A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85377877A 1977-11-21 1977-11-21

Publications (1)

Publication Number Publication Date
MX146058A true MX146058A (en) 1982-05-07

Family

ID=25316875

Family Applications (1)

Application Number Title Priority Date Filing Date
MX175686A MX146058A (en) 1977-11-21 1978-11-21 IMPROVEMENTS IN ACOUSTIC CODING DEVICE

Country Status (12)

Country Link
JP (1) JPS5481728A (en)
BR (1) BR7807603A (en)
CA (1) CA1109137A (en)
CH (1) CH633898A5 (en)
DE (1) DE2850191A1 (en)
FR (1) FR2409488A1 (en)
GB (1) GB2008829B (en)
IT (1) IT1106321B (en)
MX (1) MX146058A (en)
NL (1) NL7811476A (en)
SE (1) SE7811944L (en)
SG (1) SG9383G (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311991A (en) * 1980-02-13 1982-01-19 Scm Corporation Acoustic transmission member
US4376469A (en) * 1981-03-23 1983-03-15 Scm Corporation Stepped acoustic transport member
US4381501A (en) * 1981-03-23 1983-04-26 Scm Corporation Encoding apparatus utilizing acoustic waves of controlled initial polarity
US4364682A (en) * 1981-10-15 1982-12-21 Scm Corporation Acoustic member mounting means for use in typewriters
US4912462A (en) * 1982-07-29 1990-03-27 Sharp Kabushiki Kaisha Letter input device for electronic word retrieval device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2137683A1 (en) * 1970-07-30 1972-03-30 Science Accessoires Corp Acoustically coupled keyboard with spark gap in pressed keys
JPS53125726A (en) * 1977-04-11 1978-11-02 Kokusai Denshin Denwa Co Ltd Code generator

Also Published As

Publication number Publication date
NL7811476A (en) 1979-05-23
JPS5756738B2 (en) 1982-12-01
FR2409488B1 (en) 1984-04-13
IT7851982A0 (en) 1978-11-21
GB2008829A (en) 1979-06-06
JPS5481728A (en) 1979-06-29
GB2008829B (en) 1982-05-06
CH633898A5 (en) 1982-12-31
DE2850191A1 (en) 1979-05-23
CA1109137A (en) 1981-09-15
SE7811944L (en) 1979-05-22
SG9383G (en) 1983-12-16
FR2409488A1 (en) 1979-06-15
BR7807603A (en) 1979-06-26
IT1106321B (en) 1985-11-11

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