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| Patents for Irvin R. Danielson | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,783,970 | Jan. 08, 1974 | I.R. Danielson | Sound Attenuating device for a work steel or the like | ||
| 3,934,657 | Jan. 27, 1976 | I.R. Danielson | Dual safety control means for a power tool | ||
| 3,939,925 | Feb. 24, 1976 | I.R. Danielson | Throttle valve construction for percussion tool | ||