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Publication numberUSD27483 S
Publication typeGrant
Publication dateAug 3, 1897
Filing dateMay 7, 1897
Publication numberUS D27483 S, US D27483S, US-S-D27483, USD27483 S, USD27483S
InventorsA. Zwoyer
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Design for fuel
US D27483 S
Images(1)
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Description  (OCR text may contain errors)

UNITED STATES PATENT OFFICE.

ICLLSW'OR'IH ii. A. ZWOYER, ()F Rl lADlN lENNSYLVANlA.

DESIGN FOR FUEL.

SPECIFICATION forming part of Design No. 27,483, dated August 3, 1897.

Application filed May 7,1897. Serial No. 635,590- Term of patent 14 years.

To all whom, it; may concern.-

Be it known that I, ELLSWURTH ll. A. ZWOYER, a citizen of the United States, and a resident of the eit yof Reading,l3erkscounty, Pennsylvania, have invented and produced a new and original Design for Lumps of Fuel, of which the following is n specification, referenee being had to the accompanying d rawings, which form part of this specification, and in which- Figure l is a plan view of a lump of fuel of my design; Fig. 2,21 side elevation; Fig. 3, a perspective view.

Mylu mp or piece of fuel has the form of two truncated pyramids placed base to base and separated by :1 [int reetangnlar body D and furnished with rounded corners and slightly rounded or convex tops.

The bases A of the pyramids are substan tially square, as shown in Fig. 1, and they 20 have slightly-rounded corners B.

C are the sides of the. pyrmnids, the corners D of which are slightly rounded.

E are the tops of the pyrmnids, which are slightly eon vex, as shown.

I elain1 The design for a lump of fuel as herein set forth.

ELLSWORTH B. A. ZWOYER. Witnesses:

D. BOYER, R. .T. llOYEn.

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US7575609Feb 9, 2005Aug 18, 2009Creative Spark, LlcStackable; concex upper surfaces fitting into concave lower surfaces ; grooved surfaces
US8118887Jan 8, 2007Feb 21, 2012Creative Sparks, LLCPackaged charcoal briquet product