Invention Grant
- Patent Title: Discharge tube
- Patent Title (中): 放电管
-
Application No.: US25304028Application Date: 1928-02-09
-
Publication No.: US1843645APublication Date: 1932-02-02
- Inventor: FRIEDRICH MEYER , JOACHIM SPANNER HANS , EDMUND GERMER
- Applicant: ELECTRONS INC
- Assignee: Electrons Inc
- Current Assignee: Electrons Inc
- Priority: US25304028 1928-02-09; US24103527 1927-12-19
- Main IPC: H05B41/19
- IPC: H05B41/19
Information query
