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Patents for Harry J. May
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  CA-677,723Jan. 07, 1964H.J. MayPerforating Apparatus for Tubing
  3,153,963Oct. 27, 1964H.J. May, E.I. CoulonApparatus for Shearing the Ends of Tubing
  3,180,196Apr. 27, 1965H.J. May, E.I. CoulonApparatus for Shearing the Ends of a Tubular Member
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