Number | Name | Date | Kind |
---|---|---|---|
2059999 | Rainville, Sr. | Nov 1936 | |
2255369 | Spaeth | Sep 1941 | |
3186232 | Yates et al. | Jun 1965 | |
3886800 | Boehringer | Jun 1975 | |
4000654 | Harris, Jr. | Jan 1977 | |
4452091 | Richers | Jun 1984 | |
4517851 | Tice | May 1985 | |
4625574 | Robbin | Dec 1986 | |
4644807 | Mar | Feb 1987 | |
4651574 | Spencer | Mar 1987 | |
4704141 | Krebber | Nov 1987 |
Number | Date | Country |
---|---|---|
2907558 | Aug 1980 | DEX |
823950 | Apr 1981 | SUX |
Entry |
---|
DOPAK.RTM. brochure titled "Process Samplers"; 8 pages; by Dopak Inc. of Plainsboro, N.J. published by Apr. 1988. |