JPS5237227A - Check valve used for drainage hole - Google Patents

Check valve used for drainage hole

Info

Publication number
JPS5237227A
JPS5237227A JP11327975A JP11327975A JPS5237227A JP S5237227 A JPS5237227 A JP S5237227A JP 11327975 A JP11327975 A JP 11327975A JP 11327975 A JP11327975 A JP 11327975A JP S5237227 A JPS5237227 A JP S5237227A
Authority
JP
Japan
Prior art keywords
check valve
drainage hole
valve used
drainage
hole
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.)
Pending
Application number
JP11327975A
Other languages
Japanese (ja)
Inventor
Motoo Kanbara
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 JP11327975A priority Critical patent/JPS5237227A/en
Publication of JPS5237227A publication Critical patent/JPS5237227A/en
Pending legal-status Critical Current

Links

Landscapes

  • Check Valves (AREA)
JP11327975A 1975-09-18 1975-09-18 Check valve used for drainage hole Pending JPS5237227A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11327975A JPS5237227A (en) 1975-09-18 1975-09-18 Check valve used for drainage hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11327975A JPS5237227A (en) 1975-09-18 1975-09-18 Check valve used for drainage hole

Publications (1)

Publication Number Publication Date
JPS5237227A true JPS5237227A (en) 1977-03-23

Family

ID=14608137

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11327975A Pending JPS5237227A (en) 1975-09-18 1975-09-18 Check valve used for drainage hole

Country Status (1)

Country Link
JP (1) JPS5237227A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS311861Y1 (en) * 1954-09-13 1956-02-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS311861Y1 (en) * 1954-09-13 1956-02-08

Similar Documents

Publication Publication Date Title
JPS5226628A (en) Check valve
JPS52129018A (en) Check valve
PT65284A (en) Check valve
JPS5248839A (en) Lifting check valve
JPS5226020A (en) Check valve
AT352488B (en) VALVE DRILLING FITTING
AU1414976A (en) Drain valve
JPS528523A (en) Check valve
JPS5214221A (en) Check valve
JPS5237227A (en) Check valve used for drainage hole
JPS5232130A (en) Check valve
JPS5219328A (en) Check valve
JPS5218229A (en) Check valve
JPS51113225A (en) Fluid contoroled check valves
JPS528522A (en) Check valve
JPS51113224A (en) Fluid contoroled check valves
JPS51131924A (en) Check valve
JPS51143923A (en) Check valve
JPS52103031A (en) Check valve
JPS51114724A (en) Fluid contoroled check valves
AU487489B2 (en) Check valve
AU492143B2 (en) Check valve
JPS51119516A (en) Fluid actuated check valves
AU67804S (en) a check valve
AU1527476A (en) Check valve