Number | Name | Date | Kind |
---|---|---|---|
4489034 | Davison | Dec 1984 | |
5229456 | Ilenda et al. | Jul 1993 | |
5247024 | Natoli et al. | Sep 1993 | |
5310810 | Natoli et al. | May 1994 | |
5319031 | Hamilton et al. | Jun 1994 | |
5374686 | Clikeman | Dec 1994 | |
5506307 | Memon | Apr 1996 | |
5571864 | Bates et al. | Nov 1996 |
Entry |
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Thermoforming: A Plastic Processing Guide, G. Gruewald, Technomic Publishing Co., pp. 121-123, 1987. |
Roark, Raymond J., Roark's Formulas for Stress and Strain, McGraw-Hill, p. 480 (1989). |
McConnell, William K., "Thermoforming Technology", SPE's Industrial Thermoforming Symposium & Workshop, p. 3-2 (1994). |