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| Patents for Grant William Breuer | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 2,321,126 | Jun. 08, 1943 | G.W. Breuer | Dust-tight blower | |
 | CA-418,394 | Feb. 15, 1944 | G.W. Breuer | Dust tight blower | |
 | 2,539,054 | Jan. 23, 1951 | G.W. Breuer, C.W. Lanter, W.R. Lorr | Brush for floor treating machines | |
 | 2,586,145 | Feb. 19, 1952 | G.W. Breuer, C.W. Lanter | Draft applying tool for portable motor-blower units | |
 | 2,598,499 | May 27, 1952 | G.W. Breuer, C.W. Lanter | Manually supported blower for cleaning floors and the like | |