USD174792S - Door signal device - Google Patents

Door signal device Download PDF

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USD174792S
USD174792S US D174792 S USD174792 S US D174792S
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US
United States
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signal device
door signal
united states
door
new
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Joseph Frank Bishop
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United States Patent Ofifice Patented May 24, 1955 DOOR SIGNAL DEVICE Joseph Frank Bishop, Newark, N. J.
Application May 26, 1954, Serial No. 30,677
Term of patent 7 years (Cl. D721) To all whom it may concern:
Be it known that I, Joseph Frank Bishop, a citizen of the United States of America, a resident of Newark, county of Essex, State of New Jersey, have invented a new, original, and ornamental Design for a Door Signal Device, of which the following is a specification, reference being had to the accompanying drawing, forming a part hereof.
Figure 1 is a top plan view of a door signal device showing my new design;
Figure 2 is a side elevational view thereof; and
Figure 3 is an end elevational view thereof.
I claim: The ornamental design for a door signal device, substantially as shown.
References Cited in the file of this patent UNITED STATES PATENTS D. 115,926 Hopkins Aug. 1, 1939 870,092 Gay Nov. 5, 1907 FOREIGN PATENTS 209,393 Switzerland June 17, 1940 Des. 174,792

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