Company Filing History:

6 out of 3,559

Commissariat a L'energie Atomique

where one patent can have more than one assignee

Years Active: 1976-1999

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5987894 - Temperature lowering apparatus using cryogenic expansion with the aid of (1999-11-23),

2. 5628194 - Process for pumping gaseous helium at cryogenic temperatures by a (1997-05-13),

3. 4840032 - Refrigerator, more particularly with Vuilleumier cycle, comprising (1989-06-20),

4. 4485640 - Device for automatically regulating the superfluid helium level in a tank (1984-12-04),

5. 4441325 - Refrigerating or heat pumping process and apparatus (1984-04-10),

6. 3992893 - Method for the production of superfluid helium under pressure at very (1976-11-23),

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Location History:

Company Filing History:

Years Active: 1976-1999