JPS4957505A - - Google Patents

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Publication number
JPS4957505A
JPS4957505A JP10050872A JP10050872A JPS4957505A JP S4957505 A JPS4957505 A JP S4957505A JP 10050872 A JP10050872 A JP 10050872A JP 10050872 A JP10050872 A JP 10050872A JP S4957505 A JPS4957505 A JP S4957505A
Authority
JP
Japan
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
JP10050872A
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 filed Critical
Priority to JP10050872A priority Critical patent/JPS4957505A/ja
Publication of JPS4957505A publication Critical patent/JPS4957505A/ja
Pending legal-status Critical Current

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JP10050872A 1972-10-06 1972-10-06 Pending JPS4957505A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10050872A JPS4957505A (ja) 1972-10-06 1972-10-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10050872A JPS4957505A (ja) 1972-10-06 1972-10-06

Publications (1)

Publication Number Publication Date
JPS4957505A true JPS4957505A (ja) 1974-06-04

Family

ID=14275875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10050872A Pending JPS4957505A (ja) 1972-10-06 1972-10-06

Country Status (1)

Country Link
JP (1) JPS4957505A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5239207A (en) * 1975-09-25 1977-03-26 Utako Tazaki Method of preventing noise of high frequencies produced by running loc omotives
JPS5288903A (en) * 1976-01-16 1977-07-26 Tetsudo Kizai Kogyo Co Ltd Method of preventing noises on concrete track

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5239207A (en) * 1975-09-25 1977-03-26 Utako Tazaki Method of preventing noise of high frequencies produced by running loc omotives
JPS5288903A (en) * 1976-01-16 1977-07-26 Tetsudo Kizai Kogyo Co Ltd Method of preventing noises on concrete track

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