Number | Name | Date | Kind |
---|---|---|---|
440963 | Pinagel | Nov 1890 | |
777115 | Lloyd | Jan 1904 | |
808997 | Lloyd | Jan 1906 | |
2095056 | Clough | Oct 1937 | |
2182564 | Leiboft | Dec 1939 | |
2732415 | Klinge | Jan 1956 | |
3291703 | Dvonch et al. | Dec 1966 | |
3527576 | Kaplan et al. | Dec 1970 | |
3803004 | Egri | Apr 1974 | |
4006062 | Bhuchar et al. | Feb 1977 | |
4255386 | Schachter et al. | Mar 1981 | |
4337121 | English | Jun 1982 |
Number | Date | Country |
---|---|---|
399293 | Aug 1970 | DEX |
Entry |
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Catalog: Scientific Apparatus for Environmental Testing and Drug Analysis (1989), published by The Burkitt Group, Burkit Consultants Inc. |
Catalog: The Laboratory Catalog (1988). |