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D23,348 · Schwickart · "Design for a Lens for Vault-Lights" · Page 1
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UNITED STATES PATENT OFFICE
PHILIP SCHWICKART, OF BROOKLYN, NEW YORK.

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Philip Schwickart
1 of 1
DESIGN FOR A LENS FOR VAULT-LIGHTS.
SPECIFICATION forming part of Design No. 23,348, dated June 12, 1894.
Application filed April 25, 1894. Serial No. 509,028. Term of patent 14 years.
To all whom it may concern:
    Be it known that I, PHILIP SCHWICKART, a citizen of the United States, residing at Brooklyn, in the county of Kings and State of New York, have invented and produced a new and original Design for a Lens for Vault-Lights, of which the following is a description.
    Reference is to be had to the accompanying drawings, forming a part of this specification, in which similar letters of reference indicate corresponding parts in both the figures.
    Figure 1 is a perspective view of a lens for vault lights showing my design; and Fig. 2 is a sectional side elevation of the same.
    The leading feature of my design consists in a lens for vault lights, provided with a rounded off protuberance A in the center of the arched top B of the said lens.
    I claim--
    The design for a lens for vault lights as herein shown and described.
PHILIP SCHWICKART.
Witnesses:
    THEO. G. HOSTER,
    JNO. M. RITTER.