Datamp.org Patents http://www.datamp.org/ Recently added patents en-us US Patent: 1,236,408 http://www.datamp.org/patents/displayPatent.php?id=54488&pn=1,236,408 Valve Reamer and Refacer Patentee: Edward J. Dickson - Wenatchee WA Granted:1917-08-14

A conical piece acts as cutter for dressing valves and valve seats; the valve stem acts as "pilot" for the seat reamer function.
This is one of 54,077 patents currently in the database at datamp.org

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US Patent: 1,330,542 http://www.datamp.org/patents/displayPatent.php?id=42475&pn=1,330,542 Valve Spring Lifter Patentee: Harry W. Kulp - Lancaster PA Granted:1920-02-10
Manufactured by K-D Mfg. Co. - Lancaster PA

The construction keeps the jaws parallel, and allows for interchange of parts. Early distribution by GASCO (General Auto Supply Co.); manufacture by K-D Mfg. Co.
This is one of 54,077 patents currently in the database at datamp.org

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US Patent: 1,237,165 http://www.datamp.org/patents/displayPatent.php?id=54487&pn=1,237,165 Valve Refacing Tool Patentee: John W. Brooks - New York NY Granted:1917-08-14

Hand cranked adjustable valve truing tool designed to be clamped in a bench vise. Evolved from Brooks' previous patent no. 1,198,697.
This is one of 54,077 patents currently in the database at datamp.org

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US Patent: 1,198,697 http://www.datamp.org/patents/displayPatent.php?id=54486&pn=1,198,697 Valve Cutting Machine Patentee: John W. Brooks - Stamford CT Granted:1916-09-19
Manufactured by Sedlmayer & Brooks - Stamford CT

Hand crank clamps to valve stem; edge of valve is turned against an adjustable cutter. Sold as companion piece to Sedlmayer & Brooks' adjustable valve seat truing tool (see pat. no. 1,132,396).
This is one of 54,077 patents currently in the database at datamp.org

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US Patent: 97,452 http://www.datamp.org/patents/displayPatent.php?id=9498&pn=97,452 Improvement in Clapboard-Gauge Patentee: George Smith - Omaha NE Granted:1869-11-30

This clapboard holder uses a lever-actuated cam to hold the tool in place. An example of this tool was submitted as a What's It to the MWTCA. It is marked PAT Nov 30 69.
This is one of 54,077 patents currently in the database at datamp.org

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