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Publication numberUSD30693 S
Publication typeGrant
Publication dateMay 2, 1899
Filing dateApr 5, 1899
Publication numberUS D30693 S, US D30693S, US-S-D30693, USD30693 S, USD30693S
InventorsKnocii M. Fredericks
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Design for a supporting-piece or plunger for dental chairs
US D30693 S
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

DE -495 v DESIGN.

No. 30,693. Patented May 2, I899.

E. M. F'REDEFHCKS; SUPPORTING PIECE 0B PLUNGER FOR DENTAL CHAIRS.

(Application Med Apr. IS, 1890.)

M: l m

UNITED STATES ENOCII M. FREDERICKS,

PATENT OFFICE.

OF CHICAGO, ILLINOIS.

DESIGN FOR A SUPPORTING-PIECE OR PLUNGER FOR DENTAL CHAIRS.

To (LZZ whom it 'nm y concern.-

Be it known that I, Enoon M. Fnnnnnions, a citizen of the United States, residing at Chicago, in the county of Cook and State of Illinois, have invented and produced a new and original Design for Supportingdiecesor Plungers for Dental Chairs, of which the following is a specificat ion reference being had to the ac companying drawings, forming part thereof.

Figure 1 is a perspective view of a supporting-piece or plunger, showing in y new design. Fig. 2 is a vertical sectional view taken on line 2 2 of Fig. 1, and Fig. 3 is a cross-scctional view taken on line 3 3 of Fig. 1..

As shown in the accompanying drawings, the leading or material feature of my design consists of a hollow piece or plunger A of substantiaiiy an elliptic-laneeolate form in crosssection. This piece is provided on its inner surface, near one of its ends, with recesses or 20 ENOGII M. FREDERIGKS.

Witnesses:

CHAS. U. TILLMAN, E. A. DUGGAN.