Sewer cleaning machine
US D187687 S
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Description (OCR text may contain errors)
United States Patnt Office fl'jf; 22211 SEWER CLEANING MACHINE Karl J. Kollmann, Erie, Pa.
Application October 21, 1958, Serial No. 53,053
Term of patent 14 years (Cl. D9- 2)- Des. 187,687
PAGE 2 Fig. 1 is a side elevntional view of a sewer cleanin machine embodying -m -g I claim: 3/ new design with the hose shown The ornamental .design for a sewer cleaning machine, broken away in part to indicate indeterminate length; as shown and described.
Fig. 2 is a reduced top plan iew thereof with the cutting tool omitted for convenience of illustration and References Cited in the file of this patent f l t' 3 1s a rent e eva lonal view of Fig 2, and UNITED STATES PATENTS 4 is a fragmentary rear view nf the handle end shown in Fig. 1.
I 12.158505 Rausch May 9, 1950 The dominant features of my design reside in the por-' 2,242,171 Boyle May 13, 1941 tions shown in full lines.