All Patents of Type: vacuum cleaners |
Patents 1 -
15
of 18
|
Number | Date | Patentee | Title | Type |
1,031,337 | Jul. 02, 1912 | G.J. Hartmann | Feed-wire connection for electric motors | handheld power drills |
1,093,820 | Apr. 21, 1914 | C.H. Beach | Vacuum-cleaner | vacuum cleaners |
1,094,050 | Apr. 21, 1914 | C.H. Beach | Casing for cleaning devices | vacuum cleaners |
1,431,634 | Oct. 10, 1922 | G. Clements | Adjustable rear support for vacuum cleaners | handheld power blowers |
1,624,969 | Apr. 19, 1927 | F.J. Osius | Vacuum cleaner | vacuum cleaners |
1,772,964 | Aug. 12, 1930 | R.F. Shunk | Handle switch construction | vacuum cleaners |
1,823,726 | Sep. 15, 1931 | J.F. Carson | Bag support for vacuum cleaners | vacuum cleaners |
1,868,519 | Jul. 26, 1932 | A.A. Breuer | Portable suction cleaner | vacuum cleaners |
2,083,996 | Jun. 15, 1937 | T.G. Jonn | Centrifugal fan | vacuum cleaners |
2,172,135 | Sep. 05, 1939 | A.A. Breuer | Suction cleaner motor construction | vacuum cleaners |
2,316,836 | Apr. 20, 1943 | A.A. Breuer | Portable suction cleaner | vacuum cleaners |
2,422,968 | Jun. 24, 1947 | J.P. Jason | Suction-blower device | vacuum cleaners |
2,455,786 | Dec. 07, 1948 | C.W. Lanter | Handle for portable blowers | blowers |
2,464,552 | Mar. 15, 1949 | G.W. Breuer | Combined blower and suction device | blowers |
2,475,560 | Jul. 05, 1949 | G.H. Brown | Electric motor | vacuum cleaners |