Combination filter and ionic gas generator assembly for purifying machine tool coolants
Description
FIG. 1 is a front perspective view of a combination filter and ionic gas generator assembly, showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof; and
FIG. 7 is a bottom plan view thereof.
Referenced Cited
Patent History
Patent number: D273697
Type: Grant
Filed: May 17, 1982
Date of Patent: May 1, 1984
Inventors: Dennis E. J. Johnson (Aurora, IL), Scott J. Johnson (Aurora, IL)
Primary Examiner: James R. Largen
Law Firm: McWilliams, Mann, Zummer and Sweeney
Application Number: 6/378,891
Type: Grant
Filed: May 17, 1982
Date of Patent: May 1, 1984
Inventors: Dennis E. J. Johnson (Aurora, IL), Scott J. Johnson (Aurora, IL)
Primary Examiner: James R. Largen
Law Firm: McWilliams, Mann, Zummer and Sweeney
Application Number: 6/378,891
Classifications
Current U.S. Class:
D23/3