-
Porous solenoid structure
-
Patent number 6,295,662
-
Issue date Oct 2, 2001
-
Softub, Inc.
-
Carsten H. Idland
-
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
-
-
-
-
Porous rotor
-
Patent number 5,297,942
-
Issue date Mar 29, 1994
-
Roc V. Fleishman
-
A45 - HAND OR TRAVELLING ARTICLES
-
-
Porous rotor
-
Patent number 5,265,348
-
Issue date Nov 30, 1993
-
Roc V. Fleishman
-
A45 - HAND OR TRAVELLING ARTICLES