Process tube for manufacturing semiconductor wafers
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Description
Claims
The ornamental design for a process tube for manufacturing semiconductor wafers, as shown and described.
Referenced Cited
U.S. Patent Documents
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| D404368 | January 19, 1999 | Shimazu |
| D405429 | February 9, 1999 | Hanagata et al. |
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Patent History
Patent number: D611013
Type: Grant
Filed: Sep 26, 2008
Date of Patent: Mar 2, 2010
Assignee: Tokyo Electron Limited (Tokyo)
Inventor: Kiyohiko Takahashi (Oshu)
Primary Examiner: Selina Sikder
Attorney: Smith, Gambrell & Russell, LLP
Application Number: 29/309,700
Type: Grant
Filed: Sep 26, 2008
Date of Patent: Mar 2, 2010
Assignee: Tokyo Electron Limited (Tokyo)
Inventor: Kiyohiko Takahashi (Oshu)
Primary Examiner: Selina Sikder
Attorney: Smith, Gambrell & Russell, LLP
Application Number: 29/309,700
Classifications
Current U.S. Class:
Semiconductor, Transistor Or Integrated Circuit (24) (D13/182)