USD189957S - Plastic sheet material - Google Patents
Plastic sheet material Download PDFInfo
- Publication number
- USD189957S USD189957S US D189957 S USD189957 S US D189957S
- Authority
- US
- United States
- Prior art keywords
- sheet material
- plastic sheet
- united states
- design
- mar
- Prior art date
Links
- 239000000463 material Substances 0.000 title description 8
- 239000002985 plastic film Substances 0.000 title description 8
Images
Description
Des. 189,957
Patented Mar. 21, 1961 O 6 9 1 e n u I Gillinder Mar. 22, 1870 McLaughlin Jan. 17, 1911 Green July 22, 1958 Martin et a1.
Poisson References Cited in the file of this patent UNITED STATES PATENTS United States Patent Ofifice PLASTIC SHEET MATERIAL John R. Ellefson, Kennett Square, Pa., assignor to E. I.
du Pont de Nemours and Company, Wilmington, Del., a corporation of Delaware Filed Oct. 12, 1960, Ser. No. 62,458
Term of patent 14 years (Cl. D873) Figure 1 is a plan view of a plastic sheet material showing my new design; and
Figure 2 is an enlarged view of a portion of the design shown in Figure 1.
D. 41,098 D. 183,256 D. 188,161
I claim The ornamental design for a plastic sheet material substantially as shown. DI 189,178
Family
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