C

○ Dead · Expired

U.S. federal trademark · Serial No. 71235458 · Reg. No. 0221699

Mark

Status

Expired

Serial Number

71235458

Registration No.

0221699

Filing Date

August 2, 1926

Registration Date

December 7, 1926

Class(es)

Class 009

Goods & Services

THERMIONIC DETECTOR, AMPLIFIER, AND OSCILLATOR TUBES

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.