Datamp.org Patents http://www.datamp.org/ Recently added patents en-us US Patent: 662,748 http://www.datamp.org/patents/displayPatent.php?id=60932&pn=662,748 Tool Handle Patentee: Winthrop E. Wood - Boston MA Granted:1900-11-27

A pocket tool which can be carried "closed" and quickly placed in operative position. A stud on the shank of the working portion of the tool slides in a slot. A friction spring provides tension to help keep the working portion of the tool in position. An outer tube encloses handle. The drawings show the working portion as a screwdriver; the specifications note other small tools which could employ this handle structure. Appears in a 1904 WESTERN ELECTRIC Co. catalog as the "Up-To-Date" pocket screwdriver in three sizes.
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US Patent: 965,716 http://www.datamp.org/patents/displayPatent.php?id=43006&pn=965,716 Farrier's nail driving hammer Patentee: William J. Kelly - Denver CO Granted:1910-07-26
Manufactured by Champion Dearment - Meadville PA

One of these appeared in a Martin J. Donnelley auction
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US Patent: 1,562,543 http://www.datamp.org/patents/displayPatent.php?id=60923&pn=1,562,543 Screw Driver Patentee: Seth J. Cox - Franklin PA Granted:1925-11-24

This is an improvement to Patent 1412550, the improvement is the ability of the screw engaging jaws to be moved to a non engaged position, allowing screws to be removed as well as completely tightened. This Patent was farther improved in Patent 2185910 also by Seth Cox. Samples marked,"S.J.Cox,Franklin,PA. Pat.No.1562543."
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US Patent: 1,522,927 http://www.datamp.org/patents/displayPatent.php?id=60917&pn=1,522,927 Screw Driver Attachment Patentees: Fred J. Wickstrom - Stockton CA , Max Paul - Stockton CA , James F. Davis - Stockton CA Granted:1925-01-13

Screw Holding Screw driver, samples marked,"SURE-HOLD,PAT. PEND'G"
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US Patent: 1,925,385 http://www.datamp.org/patents/displayPatent.php?id=60919&pn=1,925,385 Screw Driver With Screw Holders Patentees: Homer C. Humes - Los Angeles CA , George L. Robinson - Los Angeles CA Granted:1933-09-05

Screw driver with screw holding capabilities. This is a adaption of Patent 1889330 with the screw holder being permanently attached to the screw driver. Sample marked,"U.S.A. BULLET pat.pend.Specialty sales Corp.LTD.Distr.-Los Angeles
This is one of 60,476 patents currently in the database at datamp.org

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