Number | Date | Country | Kind |
---|---|---|---|
4100166 | Jan 1991 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2735515 | Cloudsley | Feb 1956 | |
3701357 | Granstrom et al. | Oct 1972 | |
3845782 | Nicholls et al. | Nov 1974 | |
4655237 | Gloor et al. | Apr 1987 | |
4671679 | Heshmat | Jun 1987 |
Number | Date | Country |
---|---|---|
2114763 | Jun 1970 | DEX |
Entry |
---|
"Magring Seal, Design and Users Guide", Servoflo Corporation, Sep. 1983. |