Index of black inventors by state or country of residence 1834-2008



Download 8.27 Mb.
Page19/33
Date28.05.2018
Size8.27 Mb.
#50618
1   ...   15   16   17   18   19   20   21   22   ...   33

MS


Eddie L. Brooks June 22, 1999 5,913,938 Gear reduction assembly

Eddie L. Brooks July 27, 2004 6,766,708 Gear ratio multiplier

Peter R. Campbell Apr. 1, 1879 213,871 Screw Press

Charles T. Christmas Apr. 13, 1880 226,492 Hand Power Attachment for Sewing Machines

Charles T. Christmas May 25, 1880 228,036 Baling Press

Charles T. Christmas Aug. 17, 1880 231,273 Bale Band Tightener



Charles T. Christmas Jan. 10, 1882 252,185 Wire Stretcher

Admiral H. McCoy May 2, 1944 2,348,094 Torpedo Arrester or Insulator



Sidney D. Redmond June 1, 1943 2,320,986 Mine Sweeper



Sidney D. Redmond May 2, 1944 2,348,094 Torpedo Arrester or Insulator

Joseph L. Russell Nov. 30, 1976 3,995,011 Preparation of Tungsten Hexafluoride from Halogen and Hydrogen Fluoride

Benjamin H. Taylor Apr. 23, 1878 202,888 Improve-ment in Rotary Engines

Benjamin H. Taylor July 6, 1897 585,798 Slide Valve

Peter Walker Feb. 16, 1897 577,153 Machine for Cleaning Seed Cotton

Peter Walker Mar. 8, 1898 600,241 Bait Holder

Peter Walker May 3, 1910 956,552 Safety Attachments for Elevator

Andrew D. Washington May 19, 1903 728,788 Shoe Horn



MT

William D. Davis Oct. 6, 1896 568,939 Riding Saddle



William D. Davis Nov. 30, 1897 594,571 Track Cleaner





Download 8.27 Mb.

Share with your friends:
1   ...   15   16   17   18   19   20   21   22   ...   33




The database is protected by copyright ©ininet.org 2024
send message

    Main page