JPS5219903A - Information transmission system - Google Patents

Information transmission system

Info

Publication number
JPS5219903A
JPS5219903A JP9494775A JP9494775A JPS5219903A JP S5219903 A JPS5219903 A JP S5219903A JP 9494775 A JP9494775 A JP 9494775A JP 9494775 A JP9494775 A JP 9494775A JP S5219903 A JPS5219903 A JP S5219903A
Authority
JP
Grant status
Application
Patent type
Prior art keywords
transmission system
information transmission
information
system
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
JP9494775A
Inventor
Rikarudo Dosu Santo Jiyosumaru
Original Assignee
Rikarudo Dosu Santo Jiyosumaru
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

Links

JP9494775A 1975-04-30 1975-08-04 Information transmission system Pending JPS5219903A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR7501875 1975-04-30
BR7503404 1975-05-02

Publications (1)

Publication Number Publication Date
JPS5219903A true true JPS5219903A (en) 1977-02-15

Family

ID=25663939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9494775A Pending JPS5219903A (en) 1975-04-30 1975-08-04 Information transmission system

Country Status (1)

Country Link
JP (1) JPS5219903A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50121909A (en) * 1974-03-14 1975-09-25
JPS5493816A (en) * 1978-01-06 1979-07-25 Kawasaki Steel Co Device for preventing noise in tunnel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50121909A (en) * 1974-03-14 1975-09-25
JPS5412743B2 (en) * 1974-03-14 1979-05-25
JPS5493816A (en) * 1978-01-06 1979-07-25 Kawasaki Steel Co Device for preventing noise in tunnel
JPS5751519B2 (en) * 1978-01-06 1982-11-02

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