|Publication number||USD30693 S|
|Publication date||May 2, 1899|
|Filing date||Apr 5, 1899|
|Publication number||US D30693 S, US D30693S, US-S-D30693, USD30693 S, USD30693S|
|Inventors||Knocii M. Fredericks|
|Export Citation||BiBTeX, EndNote, RefMan|
|External Links: USPTO, USPTO Assignment, Espacenet|
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,
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.
CHAS. U. TILLMAN, E. A. DUGGAN.