IEEE Global History Network > Categories > Vacuum technology

Category:Vacuum technology

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Quartz gravimeter pendulums used in the gravimeter instrument designed by The Gulf Research and Development Company in 1929

Technology which uses a vacuum to control the flow of electrons.

See the Electron (or Vacuum) Tubes article for a history of vacuum tubes.

Pages in category "Vacuum technology"

The following 58 pages are in this category, out of 58 total.

The following 2 files are in this category, out of 2 total.