USD143683S - Design fob a spiral grinding fixture - Google Patents

Design fob a spiral grinding fixture Download PDF

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Publication number
USD143683S
USD143683S US D143683 S USD143683 S US D143683S
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US
United States
Prior art keywords
spiral grinding
grinding fixture
design fob
spiral
fixture
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Arthur A. Tobias
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1946- A. "roams Des. 143,683
7 SPIRAL GRINDING FIXTURE Filed April 28,1945
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7 Im %Z% 72%? zas fformay Patented Jan. 29, 1946 V I Des.
UNITED STATES PATENT OFFICE 143,683 DESIGN FOR A SPIRAL GRINDING FIXTURE Arthur A. Tobias, Chicago, 111., assignor to Raymond T. Moloney, Chicago, Ill.
Application April 28, 1945, Serial No. 119,294
, Term of patent 14 years (Cl. D37--1) To all whom it may concern: Fig. 1 is a perspective view of a spiral grinding Be it known that I, Arthur A. Tobias, a citizen fixture embodying my new design; of the United States and a resident of Chicago, Fig. 2 is a side elevational view of the same; Cook County, Illinois, have invented a new, Fig. 3 is a. top plan view of the same. original, and ornamental Design for a Spiral I claim: Grinding Fixture, of which the following is a The ornamental design for a spiral grinding specification, reference being had to the accomfixture, as shown. panying drawing, forming part thereof. ARTHUR. A. TOBIAS.

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