Number | Name | Date | Kind |
---|---|---|---|
D255564 | Brooksby et al. | Jun 1980 | |
D277275 | Dickerson | Jan 1985 | |
D340660 | Russell | Oct 1993 | |
D354747 | Herbstritt et al. | Jan 1995 | |
D365554 | Fisher et al. | Dec 1995 |
Number | Date | Country |
---|---|---|
2942771 | May 1981 | DEX |
Entry |
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Oil-Free Rotary Screw Air Compressors Sierra.RTM. 50-200hp (37-150kW) Air Compressor Brochures, .COPYRGT.1995 by Ingersoll-Rand Company. |
Oil Free Rental Air Compressors, Rental Compressor Brochure, .COPYRGT.1995 by Ingersoll-Rand Company. |