Invention Grant
- Patent Title: Getter structure
- Patent Title (中): 吸气结构
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Application No.: US42622854Application Date: 1954-04-28
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Publication No.: US2804564APublication Date: 1957-08-27
- Inventor: COUCH JR WILLIAM M
- Applicant: MACHLETT LAB INC
- Assignee: Machlett Lab Inc
- Current Assignee: Machlett Lab Inc
- Priority: US42622854 1954-04-28
- Main IPC: H01J7/18
- IPC: H01J7/18
Information query
