USD215826S - Fastener for securing together layers of paperboard, asbestos cloth and simi- lar materials - Google Patents
Fastener for securing together layers of paperboard, asbestos cloth and simi- lar materials Download PDFInfo
- Publication number
- USD215826S USD215826S US D215826 S USD215826 S US D215826S
- Authority
- US
- United States
- Prior art keywords
- fastener
- paperboard
- simi
- securing together
- asbestos cloth
- Prior art date
Links
- 239000000789 fastener Substances 0.000 title description 10
- 239000010425 asbestos Substances 0.000 title description 8
- 229910052895 riebeckite Inorganic materials 0.000 title description 8
- 239000004744 fabric Substances 0.000 title description 6
- 239000000463 material Substances 0.000 title description 6
- 239000011087 paperboard Substances 0.000 title description 6
- 241000282619 Hylobates lar Species 0.000 title description 4
Images
Description
United States Patent 0 Des. 215,826 Patented Nov. 4, 1969 FASTENER FOR SECURING TOGETHER LAYERS OF PAPERBOARD, ASBESTOS CLOTH AND SIMI- LAR MATERIALS William J. Wheatley, In, Dresher, Pa., assignor t0 Philadelphia Asbestos Corporation, Philadelphia, Pa., a corporation of Pennsylvania Filed Aug. 19, 1968, Ser. No. 13,179
Term of patent 14 years Int. Cl. D8-03 U.S. Cl. D9-252 FIGURE 1 is a perspective view of the fastener;
FIGURE 2 is a top plan view thereof;
FIGURE 3 is a bottom plan view thereof;
FIGURE 4 is a front elevational view thereof, showing in broken lines a plurality of superposed "fastened layers for illustrative purposes only;
FIGURE 5 is a side elevational view thereof, showing in broken lines a plurality of superposed fastened layers for illustrative purposes only; and
FIGURE 6 is a perspective view of a modified form of the fastener.
I claim: The ornamental design *for a fastener for securing together layers of paperboard, asbestos cloth and similar materials, as shown and described.
References Cited UNITED STATES PATENTS 2,098,786 11/1937 Mathewson. 2,176,960 10/1939 Fridolph.
WALLACE R. BURKE, Primary Examiner
Family
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