JPH01110715U - - Google Patents
Info
- Publication number
- JPH01110715U JPH01110715U JP628188U JP628188U JPH01110715U JP H01110715 U JPH01110715 U JP H01110715U JP 628188 U JP628188 U JP 628188U JP 628188 U JP628188 U JP 628188U JP H01110715 U JPH01110715 U JP H01110715U
- Authority
- JP
- Japan
- Prior art keywords
- donut
- permeability
- elasticity
- flexibility
- utility
- 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
- 239000003433 contraceptive agent Substances 0.000 claims 1
- 230000002254 contraceptive effect Effects 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 1
- 210000000582 semen Anatomy 0.000 description 1
Landscapes
- Orthopedics, Nursing, And Contraception (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP628188U JPH01110715U ( ) | 1988-01-20 | 1988-01-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP628188U JPH01110715U ( ) | 1988-01-20 | 1988-01-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01110715U true JPH01110715U ( ) | 1989-07-26 |
Family
ID=31210375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP628188U Pending JPH01110715U ( ) | 1988-01-20 | 1988-01-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01110715U ( ) |
-
1988
- 1988-01-20 JP JP628188U patent/JPH01110715U/ja active Pending