JPH0458938U - - Google Patents

Info

Publication number

JPH0458938U

JPH0458938U JP9993490U JP9993490U JPH0458938U JP H0458938 U JPH0458938 U JP H0458938U JP 9993490 U JP9993490 U JP 9993490U JP 9993490 U JP9993490 U JP 9993490U JP H0458938 U JPH0458938 U JP H0458938U

Authority

JP

Japan

Prior art keywords

grid

electron beam

cathode

gun device

microwave tube

Prior art date

1990-09-25

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000010894 electron beam technology Methods 0.000 claims 4
• WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
• 230000002265 prevention Effects 0.000 description 1
• 239000004575 stone Substances 0.000 description 1