USD185141S - Plastic sheet material - Google Patents
Plastic sheet material Download PDFInfo
- Publication number
- USD185141S USD185141S US D185141 S USD185141 S US D185141S
- Authority
- US
- United States
- Prior art keywords
- sheet material
- plastic sheet
- united states
- plastic
- ellefson
- Prior art date
Links
- 239000000463 material Substances 0.000 title description 4
- 239000002985 plastic film Substances 0.000 title description 4
- 241000876833 Emberizinae Species 0.000 description 1
Images
Description
United States Patent 0 "ice 'fi: 5 1 2,
PLASTIC SHEET MATERIAL John R. Ellefson, Newburgh, N.Y., assignor to E. I. du Pont de Nemours and Company, Wilmington, Del., a corporation of Delaware Application January 15, 1959, Serial No. 54,179
Term of patent 14 years (Cl. D87-3) The figure is a plan view showing within the broken References Cited in the file of this patent lines one complete repeating unit of my new design for plastic sheet material. v UNITED STATES PATENTS I claim: D. 65,737 Groman Oct. 7, 1924 The ornamental design for a plastic sheet material, D. 66,067 Bunting Nov. 25, 1924 substantially as shown. D. 179,387 Holt Dec. 11, 1956
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