Number | Date | Country | Kind |
---|---|---|---|
8-268504 | Oct 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1105990 | Miller | Aug 1914 | |
1712727 | Birdsall | May 1929 | |
2446185 | Masucci et al. | Aug 1948 | |
2627898 | McStay Jackson | Feb 1953 | |
3059971 | Becker | Oct 1962 | |
3203732 | Hoffman | Aug 1965 | |
3536358 | Masucci | Oct 1970 | |
3567280 | Bradshaw | Mar 1971 | |
3982785 | Ambasz | Sep 1976 | |
4084850 | Ambasz | Apr 1978 | |
4131260 | Ambasz | Dec 1978 | |
4157203 | Ambasz | Jun 1979 | |
4362336 | Zapf et al. | Dec 1982 | |
4711491 | Ginat | Dec 1987 | |
5108149 | Ambasz | Apr 1992 |
Number | Date | Country |
---|---|---|
979 923 | May 1951 | FRX |
298 089 | Jul 1954 | DEX |
35-11843 | Jun 1935 | JPX |
61-3407 | Feb 1986 | JPX |
61-57003 | Dec 1986 | JPX |
62-12349 | Mar 1987 | JPX |
5-38602 | Jun 1993 | JPX |
7316482 | Jun 1974 | NLX |
327 439 | Apr 1930 | GBX |
665 375 | Jan 1952 | GBX |
998 855 | Jul 1965 | GBX |
1 276 274 | Jun 1972 | GBX |
1 495 080 | Dec 1977 | GBX |
1 497 704 | Jan 1978 | GBX |
1 549 041 | Jul 1979 | GBX |
Entry |
---|
Krueger product catalog, "Vertebra vs. the backache syndrome," 1978. |