Invention Grant
- Patent Title: High vacuum electric furnace
- Patent Title (中): 高真空电炉
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Application No.: US3441452DApplication Date: 1964-12-31
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Publication No.: US3441452APublication Date: 1969-04-29
- Inventor: WESTEREN HERBERT W
- Applicant: HAYES INC C I
- Assignee: Hayes Inc C I
- Current Assignee: Hayes Inc C I
- Priority: US42261764 1964-12-31
- Main IPC: C21D1/63
- IPC: C21D1/63 ; C21D1/773 ; D01F9/32 ; F27D11/02 ; C21D1/74 ; C21D1/34
Information query
