Search subject headings
...
Stats
Colophon
Occupations
›
Handicraft
›
Industrial arts
›
Engineering
›
Electrical engineering
›
Electronics
›
Electronic apparatus and appliances
›
Electron tubes
›
Gas tubes
›
Diodes
Diodes
Topic
sh85038101
·
id.loc.gov
Broader Terms (2)
Gas tubes
Vacuum-tubes
Hierarchy
Hide
Broader groupings:
show peers
|
show narrower
Narrower Terms (2)
Germanium diodes
Silicon diodes
