JPS5021768B2 - - Google Patents

Info

Publication number
JPS5021768B2
JPS5021768B2 JP12817272A JP12817272A JPS5021768B2 JP S5021768 B2 JPS5021768 B2 JP S5021768B2 JP 12817272 A JP12817272 A JP 12817272A JP 12817272 A JP12817272 A JP 12817272A JP S5021768 B2 JPS5021768 B2 JP S5021768B2
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.)
Expired
Application number
JP12817272A
Other languages
Japanese (ja)
Other versions
JPS4984025A (zh
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 JP12817272A priority Critical patent/JPS5021768B2/ja
Publication of JPS4984025A publication Critical patent/JPS4984025A/ja
Publication of JPS5021768B2 publication Critical patent/JPS5021768B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP12817272A 1972-12-22 1972-12-22 Expired JPS5021768B2 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12817272A JPS5021768B2 (zh) 1972-12-22 1972-12-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12817272A JPS5021768B2 (zh) 1972-12-22 1972-12-22

Publications (2)

Publication Number Publication Date
JPS4984025A JPS4984025A (zh) 1974-08-13
JPS5021768B2 true JPS5021768B2 (zh) 1975-07-25

Family

ID=14978172

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12817272A Expired JPS5021768B2 (zh) 1972-12-22 1972-12-22

Country Status (1)

Country Link
JP (1) JPS5021768B2 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831287A (ja) * 1981-08-19 1983-02-23 Matsushita Electric Ind Co Ltd 燃焼用熱交換器
JPS59172945U (ja) * 1983-05-06 1984-11-19 株式会社ハ−マン 給湯器
JPH0614769U (ja) * 1991-06-18 1994-02-25 パロマ工業株式会社 熱交換器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831287A (ja) * 1981-08-19 1983-02-23 Matsushita Electric Ind Co Ltd 燃焼用熱交換器
JPS59172945U (ja) * 1983-05-06 1984-11-19 株式会社ハ−マン 給湯器
JPH0614769U (ja) * 1991-06-18 1994-02-25 パロマ工業株式会社 熱交換器

Also Published As

Publication number Publication date
JPS4984025A (zh) 1974-08-13

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