Title:
VACUUM DEGREE MONITOR FOR VACUUM ELECTRIC DEVICE
Document Type and Number:
Japanese Patent JPS5971222
Kind Code:
A
Inventors:
HIRAOKA JIYOUSUKE
Application Number:
JP18065782A
Publication Date:
April 21, 1984
Filing Date:
October 15, 1982
Export Citation:
Assignee:
MEIDENSHA ELECTRIC MFG CO LTD
International Classes:
G01L21/00; H01H33/66; (IPC1-7): G01L21/00; H01H33/66
Attorney, Agent or Firm:
Fujiya Shiga