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Expired
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Edwin Walker
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Individual
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Individual
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Publication of GB189702381ApublicationCriticalpatent/GB189702381A/en
2381. Walker, E. Jan. 29. Angle pieces and the like for internally-lined pipes. The screw -threads are cut on the outside, so that the angle pieces can be lined throughout and covered at the ends if necessary. The branches are of equal length, so that the fittings are interchangeable.
GB189702381D1897-01-291897-01-29Improvements in Fittings or Couplings for Use in connection with Internally Lined Pipes or Tubes.
ExpiredGB189702381A
(en)