JPS4916447A - - Google Patents

Info

Publication number
JPS4916447A
JPS4916447A JP47050457A JP5045772A JPS4916447A JP S4916447 A JPS4916447 A JP S4916447A JP 47050457 A JP47050457 A JP 47050457A JP 5045772 A JP5045772 A JP 5045772A JP S4916447 A JPS4916447 A JP S4916447A
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.)
Granted
Application number
JP47050457A
Other languages
Japanese (ja)
Other versions
JPS5312801B2 (en:Method
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 JP5045772A priority Critical patent/JPS5312801B2/ja
Publication of JPS4916447A publication Critical patent/JPS4916447A/ja
Publication of JPS5312801B2 publication Critical patent/JPS5312801B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP5045772A 1972-05-22 1972-05-22 Expired JPS5312801B2 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5045772A JPS5312801B2 (en:Method) 1972-05-22 1972-05-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5045772A JPS5312801B2 (en:Method) 1972-05-22 1972-05-22

Publications (2)

Publication Number Publication Date
JPS4916447A true JPS4916447A (en:Method) 1974-02-13
JPS5312801B2 JPS5312801B2 (en:Method) 1978-05-04

Family

ID=12859385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5045772A Expired JPS5312801B2 (en:Method) 1972-05-22 1972-05-22

Country Status (1)

Country Link
JP (1) JPS5312801B2 (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5239936A (en) * 1975-09-25 1977-03-28 Nippon Telegraph & Telephone Method of compressed air system tunnel drainage construction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5239936A (en) * 1975-09-25 1977-03-28 Nippon Telegraph & Telephone Method of compressed air system tunnel drainage construction

Also Published As

Publication number Publication date
JPS5312801B2 (en:Method) 1978-05-04

Similar Documents

Publication Publication Date Title
NO135843C (en:Method)
JPS5312801B2 (en:Method)
CH560896A5 (en:Method)
BG19437A1 (en:Method)
BG18057A1 (en:Method)
BE799365A (en:Method)
BG18074A1 (en:Method)
BG18195A1 (en:Method)
CH569038A5 (en:Method)
BG18693A1 (en:Method)
BG18768A1 (en:Method)
BG18912A1 (en:Method)
BG19032A1 (en:Method)
BG19056A1 (en:Method)
CH561148A5 (en:Method)
CH257573A4 (en:Method)
CH276173A4 (en:Method)
CH42272A4 (en:Method)
CH559272A (en:Method)
CH559389A5 (en:Method)
CH560095A5 (en:Method)
CH560844A5 (en:Method)
CH560857A5 (en:Method)
CH564404A5 (en:Method)
BG17219A1 (en:Method)