Number | Name | Date | Kind |
---|---|---|---|
3990510 | DeCuir | Nov 1976 | |
4345649 | Baugh et al. | Aug 1982 | |
4375240 | Baugh et al. | Mar 1983 | |
4685523 | Paschal et al. | Aug 1987 | |
4928768 | Peterson | May 1990 | |
5332038 | Tapp et al. | Jul 1994 |
Entry |
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Composite Catalog, Baker Oil Tools Co., Seal Bore Packers, pp. 494-501 (1984-1985). |
Baker Oil Tools Advertising, Permanent Packer Systems, 4 pages. |
Brown Oil Tools, Inc. (BOT) Advertising, pp. 1177-1179. |
Baker Packers Advertising, pp. 672 & 673. |