Chemical detergent block
- Ecolab
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Description
FIG. 1 is a perspective view of the chemical detergent block in accordance with the invention, on a reduced scale;
FIG. 2 is a top plan view of the chemical detergent block shown in FIG. 1;
FIG. 3 is a side elevational view of one side of the chemical detergent block of the invention;
FIG. 4 is an opposite side elevational view of FIG. 3; and,
FIG. 5 is a side elevational view as seen rotated 45 degrees from the FIG. 3 view, the opposite side view is a mirror image.
The bottom view is flat and unornamented.
Referenced Cited
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Patent History
Patent number: D355240
Type: Grant
Filed: Mar 10, 1993
Date of Patent: Feb 7, 1995
Assignee: Ecolab (St. Paul, MN)
Inventors: Elizabeth J. Gladfelter (Falcon Heights, MN), Tina O. Outlaw (Inver Grove Heights, MN), Daniel K. Boche (Eagan, MN)
Primary Examiner: James M. Gandy
Assistant Examiner: M. H. Tung
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt
Application Number: 0/5,747
Type: Grant
Filed: Mar 10, 1993
Date of Patent: Feb 7, 1995
Assignee: Ecolab (St. Paul, MN)
Inventors: Elizabeth J. Gladfelter (Falcon Heights, MN), Tina O. Outlaw (Inver Grove Heights, MN), Daniel K. Boche (Eagan, MN)
Primary Examiner: James M. Gandy
Assistant Examiner: M. H. Tung
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt
Application Number: 0/5,747
Classifications
Current U.S. Class:
Treatment (D23/207)