Vacuum testing device for sealed containers
Description
FIG. 1 is a front perspective view of a vacuum testing device for sealed containers showing my new design;
FIG. 2 is a side elevation view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a rear elevation view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
900324 | October 1908 | Swangren |
1640911 | August 1927 | Skoog |
23698 | 1902 | GBX |
Patent History
Patent number: D277084
Type: Grant
Filed: Jun 1, 1982
Date of Patent: Jan 8, 1985
Inventor: Glen C. Jackson (Issaquah, WA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Terry Pfeffer
Law Firm: Seed and Berry
Application Number: 6/383,708
Type: Grant
Filed: Jun 1, 1982
Date of Patent: Jan 8, 1985
Inventor: Glen C. Jackson (Issaquah, WA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Terry Pfeffer
Law Firm: Seed and Berry
Application Number: 6/383,708
Classifications