Protective mask
Description
FIG. 1 is a left side elevational view of a protective mask illustrating the orientation of the mask when worn by a human being, the outline of the human being indicated by the phantom lines and forming no part of the invention;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a right side elevational view thereof; and,
FIG. 6 is a bottom plan view thereof.
Referenced Cited
Patent History
Patent number: D388514
Type: Grant
Filed: Feb 10, 1997
Date of Patent: Dec 30, 1997
Inventor: Joseph T. Johnson (Charlotte, NC)
Primary Examiner: Ruth McInroy
Attorney: Christopher C. Dremann
Application Number: 0/66,267
Type: Grant
Filed: Feb 10, 1997
Date of Patent: Dec 30, 1997
Inventor: Joseph T. Johnson (Charlotte, NC)
Primary Examiner: Ruth McInroy
Attorney: Christopher C. Dremann
Application Number: 0/66,267
Classifications