Number | Name | Date | Kind |
---|---|---|---|
3699814 | Kaufman | Oct 1972 | |
4228676 | Myers | Oct 1980 | |
4361028 | Kamiya et al. | Nov 1982 | |
4586367 | Lewis | May 1986 | |
4660408 | Lewis | Apr 1987 |
Number | Date | Country |
---|---|---|
0016333 | Jan 1982 | JPX |
Entry |
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Mott Metallurgical Corporation Brochure entitled, "Precision Porous Metal Filter Elements", publlished cira: 1989. |
Sierra Instruments Brochure entitled, "Process Gas Mass Flow Controllers and Meters", published circa: 1988. |
Article in Advances in Instrumentation, vol. 29, Part 3, Paper No. 708, by: Paul M. Giever, published: 1974. |