| All Patents in class 30/228 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 1,651,823 | Dec. 06, 1927 | T.J. Kelleher | Electric sheet metal cutter | handheld power tools |
| RE17,139 | Nov. 20, 1928 | H.G. Vulliet, F.A. Deschâtres | Shears | metal shearing machines |
| 1,737,884 | Dec. 03, 1929 | A. Hexdall | Sheet metal cutter attachment for electric motors | handheld power tool accessories |
| 1,765,313 | Jun. 17, 1930 | U.F. Steindorff, G.A. Ungar | Portable shears | metal shearing machines |
| 1,848,147 | Mar. 08, 1932 | G.A. Ungar | Portable shears | metal shearing machines |
| 2,567,095 | Sep. 04, 1951 | A. Benjamin | Power nibbler | handheld power tools |
| 2,598,480 | May 27, 1952 | J.W. Wright | Power-operated saw having oppositely reciprocating saw blades. | handheld power reciprocating saws |
| 2,934,822 | May 03, 1960 | M.H. Docken | Device for cutting sheet material | handheld power shears |
| 3,262,201 | Jul. 26, 1966 | M.H. Docken | Cutting device | cloth shearing machines |
| 4,173,069 | Nov. 06, 1979 | H.R. Hoffman, H.L. Sidenstick | Power shear head | handheld power shears |
| 4,926,556 | May 22, 1990 | R. Landy, A. Carsello, E.A. Pilatowicz | Hand held trimmer for cutting vegetation such as hedges and the like | |
