USD112838S - Rotary duplicating machine - Google Patents

Description

Jan. 3, 1939. w. A. KROPP Des. 112,838

ROTARY DUPLICATING MACHINE Filed Nov. 11, 1937 2 Sheets-Sheet 1 Jan. 3, 1939. w. A. KROPP Des. 112,838

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Patented Jan. 3, 1939 Des,

UNITED STATES PATENT OFFICE DESIGN FOR A ROTARY DUPLIGATING MACHINE Willis A. Kropp, Oak Park, 111., assignor to Ditto, Incorporated, Chicago, 11]., a corporation of West Virginia Application November 11, 1937, Serial No. 72,801

Term of patent 7 years To all whom it may concern: Fig. 1 is a perspective view of a rotary dupli- Be it known that I, Willis A. Kropp, a citieating machine showing my new design; and

zen of the United States, residing at Oak Park, in Fig. 2 is a perspective view of the machine the county of Cook and State of Illinois, have infrom the opposite side.

vented a new, original, and ornamental Design I claim:

for a Rotary Duplicating Machine, of which the The ornamental design for a rotary duplicatfollowing is a specification, reference being had to ing machine, as shown.

the accompanying drawings, forming part there- WILLIS A. KROPP. of, in whicha

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