MR
○ Dead · CancelledU.S. federal trademark · Serial No. 73182682 · Reg. No. 1127814
Filing Date
August 18, 1978
Registration Date
December 18, 1979
Goods & Services
FULLY ROTATING ROCK DRILLING BOOM
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Run a free trademark search →Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.