4. Electric lamp and discharge devices
  5. Cathode ray tube
  6. Ray generating or control

Vernon A. Switzer

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Portable convertible blast effects shield

Ammunition and explosive-charge making – Bomb disposal
Reexamination Certificate

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Self aligning electron beam gun having enhanced thermal and mech

Electric lamp and discharge devices – Cathode ray tube – Ray generating or control
Patent

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Profile ID: LFUS-PAI-P-862850

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