Datamp.org Patents http://www.datamp.org/ Recently added patents en-us CA Patent: 263,252 http://www.datamp.org/patents/displayPatent.php?id=62091&pn=263,252 Belt tensioning device Patentee: Leslie S. Hall - Erie PA Granted:1926-08-03
Manufactured by Williams Tool Corp. - Erie PA
Assigned to Williams Tool Corp. - Erie PA


This is one of 61,564 patents currently in the database at datamp.org

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CA Patent: 260,513 http://www.datamp.org/patents/displayPatent.php?id=62090&pn=260,513 Threading machine Patentee: Leslie S. Hall - Erie PA Granted:1926-05-04
Manufactured by Williams Tool Corp. - Erie PA
Assigned to Williams Tool Corp. - Erie PA


This is one of 61,564 patents currently in the database at datamp.org

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CA Patent: 255,579 http://www.datamp.org/patents/displayPatent.php?id=62089&pn=255,579 Pipe threading machine Patentee: Leslie S. Hall - Erie PA Granted:1925-11-17
Manufactured by Williams Tool Corp. - Erie PA
Assigned to Williams Tool Corp. - Erie PA


This is one of 61,564 patents currently in the database at datamp.org

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CA Patent: 253,994 http://www.datamp.org/patents/displayPatent.php?id=62088&pn=253,994 Chaser bit holder for threading machines Patentee: Leslie S. Hall - Erie PA Granted:1925-09-22
Manufactured by Williams Tool Corp. - Erie PA
Assigned to Williams Tool Corp. - Erie PA


This is one of 61,564 patents currently in the database at datamp.org

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CA Patent: 211,956 http://www.datamp.org/patents/displayPatent.php?id=62081&pn=211,956 Thread cutting machine Patentee: Charles F. Williams - Erie PA Granted:1921-05-24
Manufactured by Williams Tool Corp. of Canada, Ltd. - Brantford ON Canada

This is the Canadian equivalent of US patent 1,318,519.
This is one of 61,564 patents currently in the database at datamp.org

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