High-efficient charcoal filter or the like
Description
FIG. 1 is a front elevational view of a high-efficient charcoal filter or the like showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a side elevational view thereof, the opposite side being substantially a mirror image thereof; and
FIG. 4 is a top plan view thereof; and
FIG. 5 is a perspective view thereof.
Referenced Cited
U.S. Patent Documents
3354623 | November 1967 | Keller |
3793813 | February 1974 | McAllister |
3853519 | December 1974 | York, Jr. |
3871849 | March 1975 | Smith et al. |
4177050 | December 4, 1979 | Culbert et al. |
Patent History
Patent number: D278553
Type: Grant
Filed: May 28, 1982
Date of Patent: Apr 23, 1985
Assignee: Charcoal Service Corporation (Bath, NC)
Inventor: John L. Cherry (Washington, NC)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Mills & Coats
Application Number: 6/383,283
Type: Grant
Filed: May 28, 1982
Date of Patent: Apr 23, 1985
Assignee: Charcoal Service Corporation (Bath, NC)
Inventor: John L. Cherry (Washington, NC)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Mills & Coats
Application Number: 6/383,283
Classifications
Current U.S. Class:
D23/149