JPS52102324A - Prodution method of concrete block having hollow passage - Google Patents

Prodution method of concrete block having hollow passage

Info

Publication number
JPS52102324A
JPS52102324A JP1849776A JP1849776A JPS52102324A JP S52102324 A JPS52102324 A JP S52102324A JP 1849776 A JP1849776 A JP 1849776A JP 1849776 A JP1849776 A JP 1849776A JP S52102324 A JPS52102324 A JP S52102324A
Authority
JP
Japan
Prior art keywords
concrete block
hollow passage
prodution
prodution method
hollow
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.)
Granted
Application number
JP1849776A
Other languages
Japanese (ja)
Other versions
JPS5249013B2 (en
Inventor
Katsumi Akiyoshi
Shiyouzou Sugiki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bridgestone Corp
Original Assignee
Bridgestone 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 Bridgestone Corp filed Critical Bridgestone Corp
Priority to JP1849776A priority Critical patent/JPS52102324A/en
Publication of JPS52102324A publication Critical patent/JPS52102324A/en
Publication of JPS5249013B2 publication Critical patent/JPS5249013B2/ja
Granted legal-status Critical Current

Links

JP1849776A 1976-02-24 1976-02-24 Prodution method of concrete block having hollow passage Granted JPS52102324A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1849776A JPS52102324A (en) 1976-02-24 1976-02-24 Prodution method of concrete block having hollow passage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1849776A JPS52102324A (en) 1976-02-24 1976-02-24 Prodution method of concrete block having hollow passage

Publications (2)

Publication Number Publication Date
JPS52102324A true JPS52102324A (en) 1977-08-27
JPS5249013B2 JPS5249013B2 (en) 1977-12-14

Family

ID=11973247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1849776A Granted JPS52102324A (en) 1976-02-24 1976-02-24 Prodution method of concrete block having hollow passage

Country Status (1)

Country Link
JP (1) JPS52102324A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61146502A (en) * 1984-12-20 1986-07-04 株式会社　陶通 Manufacture of ceramic product

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54133973A (en) * 1978-04-10 1979-10-18 Toray Industries Wook packing sack

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61146502A (en) * 1984-12-20 1986-07-04 株式会社　陶通 Manufacture of ceramic product

Also Published As

Publication number Publication date
JPS5249013B2 (en) 1977-12-14

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