U.S. patent number D335,291 [Application Number 07/653,439] was granted by the patent office on 1993-05-04 for combined vacuum pump and compressor.
This patent grant is currently assigned to Mannesmann AG. Invention is credited to Manfred Schnell.
United States Patent |
D335,291 |
Schnell |
May 4, 1993 |
Combined vacuum pump and compressor
Claims
The ornamental design for a combined vacuum pump and compressor, as
shown.
Inventors: |
Schnell; Manfred (Schopfheim,
DE) |
Assignee: |
Mannesmann AG (Dusseldorf,
DE)
|
Appl.
No.: |
07/653,439 |
Filed: |
February 4, 1991 |
Foreign Application Priority Data
|
|
|
|
|
Aug 2, 1990 [DE] |
|
|
M9005129.7 |
|
Current U.S.
Class: |
D15/7 |
Field of
Search: |
;D15/7-9.2
;417/83,187,188,360,462,552,390,410,900 |
References Cited
[Referenced By]
U.S. Patent Documents
Primary Examiner: Word; A. Hugo
Assistant Examiner: Seifert; R.
Attorney, Agent or Firm: Siegemund; R. H.
Description
FIG. 1 is a perspective view of a combined vacuum pump and
compressor showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a rear elevational view;
FIG. 4 is a top plan view;
FIG. 5 is a bottom plan view;
FIG. 6 is a left side elevational view; and,
FIG. 7 is a right side elevational view.
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