Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
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JOHN BROWN AND Co Ltd
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JOHN BROWN AND Co Ltd
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Application filed by JOHN BROWN AND Co LtdfiledCriticalJOHN BROWN AND Co Ltd
Application grantedgrantedCritical
Publication of GB189314680ApublicationCriticalpatent/GB189314680A/en
GB189314680D1893-07-311893-07-31Improvements in Apparatus for Trueing Flanged Openings in Boiler Plates, and for other Trueing or Expanding Operations
ExpiredGB189314680A
(en)