Number | Date | Country | Kind |
---|---|---|---|
6-333906 | Dec 1994 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4114450 | Shulman et al. | Sep 1978 | |
4484290 | Bagnall et al. | Nov 1984 | |
4558379 | Hutter et al. | Dec 1985 | |
4589074 | Thomas et al. | May 1986 | |
4745564 | Tennes et al. | May 1988 | |
4862394 | Thompson et al. | Aug 1989 | |
4901009 | Schultze et al. | Feb 1990 | |
5056056 | Gustin | Oct 1991 | |
5140436 | Blessinger | Aug 1992 | |
5153501 | Shimada et al. | Oct 1992 | |
5216621 | Dickens | Jun 1993 |
Number | Date | Country |
---|---|---|
2-8272 | May 1985 | JPX |
Entry |
---|
"Installation and Maintenance Manual Model A700 Accelocorder", Teledyne Geotech, Oct. 1984. |
"The A-700 Accelocorder", Teledyne Geotech, no date. |