Patents for John Clark Dobbie


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Patents for John Clark Dobbie
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
GB-189,925,244	Nov. 24, 1900	J.C. Dobbie	Indicators	steam engine indicators
689,640	Dec. 24, 1901	J.C. Dobbie	Steam Engine Indicator	steam engine indicators