Drilldown: Patents
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Patents > National tech categories
:
USPC 244/3.23
or
USPC 244/30
or
USPC 244/90R
& Number of claims:
3-4 ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Burt Jackson Pressey (1) ·
Charles Jackson (1) ·
Charles P. Fest (1) ·
Frank M. Ashley (1) ·
George H. Ogilvy (1) ·
Gustav Koch (1) ·
Hans Knudsen (1) ·
Heinrich Brust (1) ·
Hermann F. Cuntz (1) ·
Howard de Walden (1) ·
Hugh Bell (1) ·
Hurgar Hunnicutt (1) ·
James A. Horne (1) ·
James M. Park (1) ·
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S. C. Abbot (1) ·
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Thaddeus S.C. Lowe (1) ·
Thomas Goodrem (1) ·
William Bowman (1)
None (2) ·
Burt Jackson Pressey (1) ·
Charles Jackson (1) ·
Charles P. Fest (1) ·
Frank M. Ashley (1) ·
George H. Ogilvy (1) ·
Gustav Koch (1) ·
Hans Knudsen (1) ·
Heinrich Brust (1) ·
Hermann F. Cuntz (1) ·
Howard de Walden (1) ·
Hugh Bell (1) ·
Hurgar Hunnicutt (1) ·
James A. Horne (1) ·
James M. Park (1) ·
Joel Ray (1) ·
John Arbtin (1) ·
John Holmes Wilson (1) ·
John R. Junkin (1) ·
Nicolas Gherassimoff (1) ·
Oliver K. Chance (1) ·
Osmond Theron Belcher (1) ·
Paul-Louis-Antoine Regnard (1) ·
Robert Ernest Heath (1) ·
S. C. Abbot (1) ·
Thaddeus S.C. Lowe (1) ·
Thomas Goodrem (1) ·
William Bowman (1)
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None (11) ·
Abram Macey (1) ·
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H. Everley? (1) ·
James L. Norris (1) ·
James T. Barkelew (1) ·
M. B. Twondes? (1) ·
Munn & Co. (3) ·
Paul Goefel? (1) ·
Saus Bagger Co. (1) ·
W. A. Bartlett (1) ·
Wilkinson & Witherspoon (1) ·
Williams and Mordred (1) ·
Wm. A. Rosenbaum (1)
Showing below up to 27 results in range #1 to #27.
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