USD134171S - Design for a gas detector - Google Patents
Design for a gas detector Download PDFInfo
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- USD134171S USD134171S US D134171 S USD134171 S US D134171S
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- gas detector
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Oct. 27, 1942. J. F. DAUSTER ETAL Des. 134,171
GAS DETECTOR Filed Jan. 21, 1942 INVENTORS JOHN F. DHUSTER RHLPH E. HQRTLINE PHUL C. PCRRIN Patented Oct. 27, 1942 D 134,171
UNITED STATES PATENT OFFICE DESIGN FOR A GAS DETECTOR John F. Dauster, Wilkinsburg, Ralph E. Hartline, Swissvale, and Paul O. Perrin, Pittsburgh, Pa., assignors to Mine Safety Appliances Company, Pittsburgh, Pa.
Application January 21, 1942, Serial No. 105,348
Term of patent 14 years To all whom it may concern: Fig. 2 is a side elevational view thereof;
Be it known that We, John F. Dauster, Ralph Fig. 3 is afront View thereof; E. Hartline, and Paul C. Perrin, citizens of the Fig. 4 is a rear elevational view thereof; and United States, residing respectively at Wilkins- Fig. 5 is a bottom plan View thereof. burg, Swissvale, and Pittsburgh, in the county of We claim:
Allegheny and State of Pennsylvania, have in The ornamental design for a gas detector, subvented a new, original, and ornamental Design stantially as shown. for a Gas Detector, of which the following is a specification, reference being had to the accompanying drawing forming a. part thereof.
Fi 1 is a top plan view of a gas detector embodying our new design;
JOHN F. DAUSTER. RALPH E. HAR'ILINE. PAUL C. PERRIN.
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