| Brochure on Hefty Designs published in 1988 by Mobil Oil Corp., 150 E. 42nd Street, New York, N.Y. 10017-5666. |
| Excerpt from Rubbermaid "Focus on Value" brochure by Rubbermaid Incorporated, 1147 Akron Road, Wooster, Ohio 44691, published in 1988. |
| Excerpt from Rubbermaid "Food Service Products" brochure published in 1989 by Rubbermaid Commercial Products Inc. , 3124 Valley Avenue, Winchester, Va. 22601. |
| Excerpt from White Mipro brochure by White Mipro, 10702 46th Street, Tampa, Fla. 33617, published in 1988. |
Patent Grant
D322350
