This is a Continuation application of prior application Ser. No. 08/404,048 filed on Mar. 14, 1995, now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
3306589 | Uden | Feb 1967 | |
3395834 | Troy | Aug 1968 | |
3596759 | King et al. | Aug 1971 | |
3695427 | Friesz | Oct 1972 | |
3886063 | Friesz | May 1975 | |
3905586 | Wall, Jr. | Sep 1975 | |
3986708 | Heltzel et al. | Oct 1976 | |
3997434 | Macauley, Jr. | Dec 1976 | |
4002891 | Porter | Jan 1977 | |
4091463 | Tschudy et al. | May 1978 | |
4127478 | Miller | Nov 1978 | |
4204773 | Bates | May 1980 | |
4207176 | Hood | Jun 1980 | |
4225357 | Hodson | Sep 1980 | |
4226542 | Black et al. | Oct 1980 | |
4285808 | Horton | Aug 1981 | |
4298288 | Weisbrod | Nov 1981 | |
4395128 | Mathis et al. | Jul 1983 | |
4435081 | Del Fabbro | Mar 1984 | |
4624575 | Lantz | Nov 1986 | |
4865457 | Strehlow | Sep 1989 | |
5149192 | Hamm et al. | Sep 1992 | |
5186840 | Christy et al. | Feb 1993 | |
5213414 | Richard et al. | May 1993 | |
5433521 | Inoue et al. | Jul 1995 | |
5718508 | Williams | Feb 1998 |
Number | Date | Country |
---|---|---|
646885 | Aug 1964 | BEX |
2650617 | Feb 1991 | FRX |
3307977 | Sep 1984 | DEX |
922095 | Apr 1982 | SUX |
1615167 | Dec 1990 | SUX |
1104827 | Feb 1968 | GBX |
2147215 | May 1985 | GBX |
Entry |
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Bob Ober, "Traditional uses blur as mixing bcomes a science", Aberdeen's Concrete Journal & Trader, The Abderdeen Group, Aug. 1993. |
Various Product Brochures of Concrete Mixers and Plants, dates unknown. |
"How Does the Autocon Mixer Work?" Specification Sheet for the Autocon Continuous Mixers, Product Brochure for Autocon Continuous Mixers, St. Helena, CA, date unknown. |
"Cost Saving Analysis NIKKO Spiral Flow, Twin Shaft Concrete Mixing System A Typical North American Dry Batch Concrete System", re comparison data from Lakeside Sand and Gravel, date unknown. |
Number | Date | Country | |
---|---|---|---|
Parent | 404048 | Mar 1995 |