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What did Howard Hughes Sr. invent that greatly effected the oil and gas industry?
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5 votes
What did Howard
Hughes Sr. invent that
greatly effected the oil
and gas industry?

User Irvin Dominin
by
6.9k points

1 Answer

3 votes

Answer:

He invented the "Sharp–Hughes" rotary tri-cone rock drill bit during the Texas Oil Boom.

Step-by-step explanation:

User Egergo
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6.8k points
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