USD137472S - Design for a single-blade propeller - Google Patents

Design for a single-blade propeller Download PDF

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Publication number
USD137472S
USD137472S US D137472 S USD137472 S US D137472S
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US
United States
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design
blade propeller
blade
propeller
birsh
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Henry Birsh
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Des. 137,472
March 14, 1944. H. BIRSH SINGLE-BLADE PROPELLER Filed July 19, 1943 Patented 14, 1944 Des. 137,472
UNITED STATES PATENT OFFICE DESIGN FOR A SINGLE-BLADE PROPELLER Henry Birsh, New York, N. Y. Application July 19, 1943, Serial No. 110,697
Term of patent 14 years To all whom it may concern: Figure 1 is a front elevational view of a single- 8 it known that Henry B sh, a citizen blade propeller embodying my new design.
the United States, residing at New York city, in Figure 2 is a rear elevational view, and;
the county and State of New York, have in- Figure 3 is an edge View thereof.
vented a new, original, and ornamental Design I claim:
for a Single-Blade Propeller, of which the fol- The ornamental design for a single-blade prolowing is a specification, reference being had peller, as shown.
to the accompanying drawing. forming part HENRY BIRSH.
thereof.

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