Number | Name | Date | Kind |
---|---|---|---|
2917465 | Begley | Dec 1959 | |
3321283 | Ewald | May 1967 | |
3807701 | Reid | Apr 1974 | |
4125574 | Kastner | Nov 1978 | |
4494878 | Rainey | Jan 1985 | |
4522502 | Brazelton | Jun 1985 | |
4747691 | Hoffland | May 1988 |
Entry |
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Stranco "Polyblend", Brochure for ARC(Accessory Retention Chamber) Copyright 1986. |
Polyair.RTM.Model 510, Brochure Copyright 1985. |
Pennwalt Corp Brochure for Series 35-300 Automatic Systems for Producing Aged Polymer Solution, no date. |