Number | Name | Date | Kind |
---|---|---|---|
3268259 | Snipe | Aug 1966 | A |
4159746 | Wrulich et al. | Jul 1979 | A |
4201421 | Den Besten et al. | May 1980 | A |
4497520 | Ojanen | Feb 1985 | A |
4582364 | deMey, III | Apr 1986 | A |
4725099 | Penkunas et al. | Feb 1988 | A |
4821819 | Whysong | Apr 1989 | A |
4865392 | Penkunas et al. | Sep 1989 | A |
4893875 | Lonn et al. | Jan 1990 | A |
4921310 | Hedlund et al. | May 1990 | A |
4981328 | Stiffler et al. | Jan 1991 | A |
5054217 | Nilsson et al. | Oct 1991 | A |
5074623 | Hedlund et al. | Dec 1991 | A |
5131725 | Rowlett et al. | Jul 1992 | A |
5161627 | Burkett | Nov 1992 | A |
5219209 | Prizzi et al. | Jun 1993 | A |
5417475 | Graham et al. | May 1995 | A |
5520444 | Kosobrodov et al. | May 1996 | A |
5702160 | Levankovskii et al. | Dec 1997 | A |
5776593 | Massa et al. | Jul 1998 | A |
5845547 | Sollami | Dec 1998 | A |
6003623 | Miess | Dec 1999 | A |
6019434 | Emmerich | Feb 2000 | A |
6199956 | Kammerer | Mar 2001 | B1 |
Number | Date | Country |
---|---|---|
2644992 | Dec 1987 | DE |
29504676 | Jul 1995 | DE |
19803166 | Jul 1999 | DE |
0295232 | Dec 1988 | EP |
0757157 | Feb 1997 | EP |
0908601 | Apr 1999 | EP |
1294717 | Nov 1972 | GB |
Entry |
---|
Hurt, Rock Cutting experiments with point attack tools, Colliery Guardian Coal Interational, (1980), pp. 47, 49-50. |
AMT Brochure entitled “Wear Characteristics” (4 pages) No Date. |
Fansteel VR/Wesson-Lexington Advertisement entitled “Introduced a New Road Planing Bit” [1 page] (Date Unknown). |
Fansteel VR/Wesson-Lexington Advertisement entitled “.765 Series R Carbide” [2 pages] (Date Unknown). |
Fansteel VR/Wesson Mining & Construction Tools, Catalog 802 entitled “Construction Carbide Bits & Block”, [12 pages] (Date Unknown). |
GTE Competitive Evaluation Report (Jun. 29, 1982) [19 pages]. |
Sandvik Rock Tools Brochure for S-2000 road grading system [6 pages] (Date Unknown). |
Stinger Brochure, P17164 Litho in U.S.A. (97-11). |
Kennametal Brochure “Kennametal Scarifier Blades for Graders” (1999), AM99-4(10)C9. |
Kennametal Inc. Drawing Nos. 80101672RO5, dated Jan. 30, 1997, and 92101312RO1, dated Mar. 6, 1997, corresponding to C855HD in above listed Kennametal Brochure. |
PCT Search Report mailed Jan. 22, 2002, in PCT/US01/08135,international filing date Mar. 14, 2001. |