
Boiler - Oct. 12, 1920
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Piston Packing - July 21, 1925
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Grinder - July 4, 1922
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Transmission - Sept. 23, 1924
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Pipe Joint - Oct. 28, 1924
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Packing Ring - July 21, 1925
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Piston Packing - July 21, 1925
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Engine - March 2, 1926
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Steam Engine - May 11, 1926
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Piston Packing - April 12, 1927
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Steam Engine - May 3, 1927
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Piston Packing - June 28, 1927
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Measuring Device - Dec. 13, 1927
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Crossing Guard - Dec. 27, 1927
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Packing Ring - February 18, 1930
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Scraping Means - Dec. 15, 1931
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