Automatic pipette unit
US D199309 S
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Description (OCR text may contain errors)
United States Patent 0 ice Patent? 2;: $1123 AUTOMATIC PIPE'ITE UNIT Helmut G. Tietje, Westwood, and Robert Schwarz, Jr., Tenafly, NJ., and Gerald W. Wolfe, Philadelphia, Pa., assignors to Becton, Dickinson and Company, East Rutherford, NJ., a corporation of New Jersey Filed Oct. 31, 1963, Ser. No. 77,228
Term of patent 14 years (Cl. D16-2) FIG. 1 is a rear perspective view of an automatic References Cited by the Examiner pipette unit showing our new design; with the electric cord cole panner C talc 19634964 0 t 1963 6 member broken away to indicate indeterminate length; 58, pipetw a g c py 1gb pag FIG. 2 1s a front perspective thereof; with the electric Sargent & Co, Catalog 109, copyright 1961, page 4 cord fragmentarily shown for convenience of illustration. item No. 5459730 pipette The dominant features of our design reside in the portions of the drawings shown in full lines. Stippling is WALLACE BURKE Acting Primary, Examiner employed for contrast in appearance.
We l i ADELINE B. HANNAH, Examiner.
The ornamental design for an automatic pipette unit, substantially as shown and described.