Datamp.org Patents http://www.datamp.org/ Recently added patents en-us US Patent: 623,800 http://www.datamp.org/patents/displayPatent.php?id=50049&pn=623,800 Wrench Patentee: James L. Martin - Marion Center PA Granted:1899-04-25
Assigned to Edgar C. Wynkoop - Marion Center PA

The jaws tend to spring apart and the screw and thumb nut close them. The rigidity of the spring prongs that form the jaws mean they resist any tendency to spring or twist sideways. A known example is approx. 7 1/2 inches long overall, and is marked with the patent date.
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US Patent: 240,866 http://www.datamp.org/patents/displayPatent.php?id=56948&pn=240,866 Clasp for adjusting hammocks Patentee: Vincent P. Travers - New York NY Granted:1881-05-03

Submitted as a What's It to mwtca. Marked with the patent date
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US Patent: 965,722 http://www.datamp.org/patents/displayPatent.php?id=15906&pn=965,722 Chain Repairing Implement Patentee: John N. Macdonald - Hartford CT Granted:1910-07-26
Manufactured by J. N. Macdonald & Co. - Weathersfield CT

The jaw features are designed to spread and close links on tire chain cross bars. A 1912 ad for the NECESSITY Chain Repair Tool shows a version close in appearance to Macdonald's subsequent patent (no. 1,041,826).
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NF Patent: 31 http://www.datamp.org/patents/displayPatent.php?id=56369&pn=31 The use of the farino of potato with wheat flour in manufacture of biscuit Patentee: Gilbert Browning - St. John's NL Canada Granted:1867-00-00

In 1860, inventor Gilbert Browning established the bakery G. Browning & Son, Ltd., which appears to have been quite successful, surviving to 1931 when it merged with a competitor, A. J. Harvey & Co. to become Browning Harvey, Ltd., a firm that eventually moved into making carbonated soft drinks and is still in business as a Pepsi bottler.
This is one of 56,531 patents currently in the database at datamp.org

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US Patent: 1,079,546 http://www.datamp.org/patents/displayPatent.php?id=56939&pn=1,079,546 Magnetic Chuck Patentees: Louis W. Downes - Providence RI , Alfred W. Faxon - Providence RI Granted:1913-11-25
Manufactured by D. & W. Fuse Co - Providence RI
Assigned to D. & W. Fuse Co - Providence RI


This is one of 56,531 patents currently in the database at datamp.org

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