JPH03100669U - - Google Patents
Info
- Publication number
- JPH03100669U JPH03100669U JP978090U JP978090U JPH03100669U JP H03100669 U JPH03100669 U JP H03100669U JP 978090 U JP978090 U JP 978090U JP 978090 U JP978090 U JP 978090U JP H03100669 U JPH03100669 U JP H03100669U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- sandwiched
- pair
- utility
- scope
- 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
Links
- 235000014676 Phragmites communis Nutrition 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
Landscapes
- Check Valves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP978090U JPH03100669U (xx) | 1990-02-02 | 1990-02-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP978090U JPH03100669U (xx) | 1990-02-02 | 1990-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03100669U true JPH03100669U (xx) | 1991-10-21 |
Family
ID=31513370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP978090U Pending JPH03100669U (xx) | 1990-02-02 | 1990-02-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03100669U (xx) |
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1990
- 1990-02-02 JP JP978090U patent/JPH03100669U/ja active Pending