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Class Information
Number: 261/135
Name: Gas and liquid contact apparatus > With external supply or removal of heat > With indicator or tester
Description: Apparatus provided with an indicating or testing means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7395673 |
Device for creating a reference humidity |
Jul. 8, 2008 |
| 7370848 |
Bubbler for substrate processing |
May. 13, 2008 |
| 7077388 |
Bubbler for substrate processing |
Jul. 18, 2006 |
| 6978984 |
Raw material providing device for chemical vapor deposition process |
Dec. 27, 2005 |
| 6378340 |
Manufacturing method of synthetic silica glass |
Apr. 30, 2002 |
| 6299147 |
Device for generating a defined relative humidity |
Oct. 9, 2001 |
| 6094940 |
Manufacturing method of synthetic silica glass |
Aug. 1, 2000 |
| 5733375 |
Apparatus for supplying a treatment material |
Mar. 31, 1998 |
| 4354984 |
Liquid level controller for a humidifier |
Oct. 19, 1982 |
| 3987133 |
Humidifier |
Oct. 19, 1976 |
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