Duvlis; Zinon
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duvlis; Zinon.The latest application filed is for "method and apparatus for insulating selected areas from the surrounding atmosphere with clean-room air".
- Duvlis; Zinon - D-3000 Hanover DE
- Duvlis; Zinon - 3 Hannover DE
| Patent | Date |
|---|---|
| Method and apparatus for insulating selected areas from the surrounding atmosphere with clean-room air Grant 4,742,764 - Duvlis May 10, 1 | 1988-05-10 |
| Gas curtain for shielding person on an operating table Grant 4,140,105 - Duvlis February 20, 1 | 1979-02-20 |
| Contamination prevention for operating areas Grant 4,063,495 - Duvlis December 20, 1 | 1977-12-20 |
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