USD201767S - Liquid depth recording instrument - Google Patents
Liquid depth recording instrument Download PDFInfo
- Publication number
- USD201767S USD201767S US D201767 S USD201767 S US D201767S
- Authority
- US
- United States
- Prior art keywords
- recording instrument
- liquid depth
- depth recording
- instrument
- liquid
- Prior art date
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- 239000007788 liquid Substances 0.000 title description 8
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Description
United States Patent Ofifice Des. 201,767 Patented July 27, 1965 LIQUID DEPTH RECORDING INSTRUMENT Joseph Alan Huntsman, Broomall, Pa., assignor to Pro-Tech, Inc., Springfield, Pa., a corporation of Pennsylvania Filed June 24, 1964, Ser. No. 80,553
Term of patent 14 years (Cl. D52 6) FIG. 1 is a front elevational view of a liquid depth recording instrument, showing my new design.
FIG. 2 is a perspective view thereof shown on a reduced scale.
The undisclosed side of the instrument is substantially the same as the side shown, except for the presence of the three elements, and the rear and bottom are flat and plain in appearance.
The essential features of the design reside in the portions shown in full lines.
I claim:
The ornamental design for a liquid depth recording instrument, as shown and described.
References Cited by the Examiner UNITED STATES PATENTS 12/60 Littlejohn.
9/64 Brown et a1 73421.5
OTHER REFERENCES Electronic Technician, February 1963, analyzer on page 62.
WALLACE R. BURKE, Acting Primary Examiner.
Family
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