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kinglazy kinglazy
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6 years ago
One of the tests that an invention must pass to be eligible for a patent is that it must_____.
 a. be a machine
  b. not be economical to produce
  c. be capable of providing economic benefit
  d. be obvious to a person having ordinary skill in the same field
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mizunoshiromizunoshiro
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6 years ago
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kinglazy Author
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6 years ago
This helped my grade so much Perfect
gmiannotti
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Yesterday
Thank you, thank you, thank you!
choih94
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2 hours ago
Helped a lot
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