Sight gauge protector
Latest Minnesota Valley Engineering, Inc. Patents:
Description
FIG. 1 is a front view of a sight gauge protector showing my new design;
FIG. 2 is a side view of the sight gauge protector of FIG. 1;
FIG. 3 is a rear view of the sight gauge protector of FIG. 1;
FIG. 4 is a section view along lines 4--4 of FIG. 1 of the sight gauge protector;
FIG. 5 is a top plan view of the sight gauge protector of FIG. 1; and,
FIG. 6 is a bottom plan view of the sight gauge protector of FIG. 1.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D273510 | April 17, 1984 | Mayor |
D334967 | April 20, 1993 | Kitsuda |
1694904 | December 1928 | Anderson |
3046785 | July 1962 | Au Werter |
3248946 | May 1966 | Lichtenberg et al. |
4022062 | May 10, 1977 | Basel et al. |
4440028 | April 3, 1984 | Ramlow |
4557216 | December 10, 1985 | Demyon |
4561305 | December 31, 1985 | Tremain et al. |
4981040 | January 1, 1991 | Lin |
5052224 | October 1, 1991 | Ford et al. |
2115936 | September 1983 | GBX |
- Liberator/Stroller Brochure for Liquid Oxygen Systems by Gyogenic Associates; Jan. 1984; pp. 1-4.
Patent History
Patent number: D344572
Type: Grant
Filed: Aug 8, 1991
Date of Patent: Feb 22, 1994
Assignee: Minnesota Valley Engineering, Inc. (New Prague, MN)
Inventor: Timothy A. Neeser (Burnsville, MN)
Primary Examiner: A. Hugo Word
Assistant Examiner: Cathy Anne MacCormac
Law Firm: Rockey, Rifkin and Ryther
Application Number: 7/742,703
Type: Grant
Filed: Aug 8, 1991
Date of Patent: Feb 22, 1994
Assignee: Minnesota Valley Engineering, Inc. (New Prague, MN)
Inventor: Timothy A. Neeser (Burnsville, MN)
Primary Examiner: A. Hugo Word
Assistant Examiner: Cathy Anne MacCormac
Law Firm: Rockey, Rifkin and Ryther
Application Number: 7/742,703
Classifications
Current U.S. Class:
Element Or Attachment (1) (D23/206)