Distillation flask
Description
FIG. 1 is a front perspective view of a distillation flask showing my new design;
FIG. 2 is a rear perspective view thereof;
Referenced Cited
Patent History
Patent number: D318917
Type: Grant
Filed: Nov 21, 1988
Date of Patent: Aug 6, 1991
Inventor: Narbik A. Karamian (Bethesda, MD)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Application Number: 7/273,499
Type: Grant
Filed: Nov 21, 1988
Date of Patent: Aug 6, 1991
Inventor: Narbik A. Karamian (Bethesda, MD)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Application Number: 7/273,499
Classifications