GAMMATRON

○ Dead · Expired

U.S. federal trademark · Serial No. 71301759 · Reg. No. 0275835

Mark

GAMMATRON

Status

Expired

Serial Number

71301759

Registration No.

0275835

Filing Date

May 30, 1930

Registration Date

September 30, 1930

Class(es)

Class 009

Owner

03 · SAN FRANCISCO, CA, US

RADIOTUBES-NAMELY, RECEIVING AND TRANSMITTING TUBES

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