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Joseph B. Desjardins: Difference between revisions
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The company held two interesting patents, one for a pipe reamer, and another for a stem making machine. | The company held two interesting patents, one for a pipe reamer, and another for a stem making machine. | ||
<center><gallery widths=400 heights=700 caption="Joseph B Desjardins Patents"> | <center><gallery widths=400 heights=700 caption="Joseph B Desjardins Patents, courtesy Rob Dacey"> | ||
File:JosephDesjardine-PipeReamerPatent-1912.png|1912 Pipe Reamer Patent | File:JosephDesjardine-PipeReamerPatent-1912.png|1912 Pipe Reamer Patent | ||
File:J.Desjardins-PipeStemMachinePatent-1926.png|thumb|1926 Stem Making Machine | File:J.Desjardins-PipeStemMachinePatent-1926.png|thumb|1926 Stem Making Machine | ||