JPH0416048B2 - - Google Patents

Info

Publication number
JPH0416048B2
JPH0416048B2 JP19324087A JP19324087A JPH0416048B2 JP H0416048 B2 JPH0416048 B2 JP H0416048B2 JP 19324087 A JP19324087 A JP 19324087A JP 19324087 A JP19324087 A JP 19324087A JP H0416048 B2 JPH0416048 B2 JP H0416048B2
Authority
JP
Japan
Prior art keywords
filter
die core
hole
drainage
cutting die
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.)
Expired
Application number
JP19324087A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6436405A (en
Inventor
Masami Nyuraiin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP19324087A priority Critical patent/JPS6436405A/ja
Publication of JPS6436405A publication Critical patent/JPS6436405A/ja
Publication of JPH0416048B2 publication Critical patent/JPH0416048B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moulds, Cores, Or Mandrels (AREA)
JP19324087A 1987-07-31 1987-07-31 Loose core for formation of drainage hole Granted JPS6436405A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19324087A JPS6436405A (en) 1987-07-31 1987-07-31 Loose core for formation of drainage hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19324087A JPS6436405A (en) 1987-07-31 1987-07-31 Loose core for formation of drainage hole

Publications (2)

Publication Number Publication Date
JPS6436405A JPS6436405A (en) 1989-02-07
JPH0416048B2 true JPH0416048B2 (en]) 1992-03-19

Family

ID=16304662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19324087A Granted JPS6436405A (en) 1987-07-31 1987-07-31 Loose core for formation of drainage hole

Country Status (1)

Country Link
JP (1) JPS6436405A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5213165B2 (ja) * 2008-03-24 2013-06-19 大有コンクリート工業株式会社 貫通孔成形用ピンおよびそれを用いたコンクリート製品の製造方法
JP2020172773A (ja) * 2019-04-10 2020-10-22 積水ヒノマル株式会社 排水孔を備えた車止めブロック製造用型枠装置及び排水孔を備えた車止めブロック製造用型枠における車止め本体成型部の高さ調整方法

Also Published As

Publication number Publication date
JPS6436405A (en) 1989-02-07

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