Vacuum pump

Details Vacuum pump Vacuum pump

1997-01-14

1998-02-24

Seifert, Ralf

Machines not elsewhere specified

Pump or compressor

1502

Patent

active

D03912701

REFERENCES:
patent: D352041 (1994-11-01), Hanson
patent: D357687 (1995-04-01), Jensen
patent: D364172 (1995-11-01), Jensen et al.
patent: 4631006 (1986-12-01), Murry
Exhibit 1: Brochure pages (2) showing Alfa Laval Agri, Inc. rotary vane vacuum suppliers, publication date unknown but prior to 1997.
Exhibit 2: Brochure page showing Alfa Laval Agri, Inc. LVP vacuum supplier system, publication date unknown but prior to 1997.
Exhibit 3: Brochure page showing Alfa Laval Agri, Inc. water ring suppliers, publication date unknown but prior to 1997.
Exhibit 4: Brochure page showing Waikato Vacuum Pumps, publication date unknown but prior to 1997.
Exhibit 5: Brochure page showing Strangko Vacuum Pump Assemblies, publication date unknown but prior to 1997.
Exhibit 6: Brochure page showing Elmira Machine Industries, Inc. Vacuum Pump Assembly, publication date unknown, but prior to 1997.
Exhibit 7: Brochure page showing Schlueter Vacuum Pump Assembly, publication date unknown but prior to 1997.
Exhibit 8: Brochure page showing Universal Dairy Equipment, Inc. Vacuum Pump Assembly, dated Jun. 1989.
Exhibit 9: Brochure page showing Westfalia Vacuum Pump Systems, publication date unknown but prior to 1997.

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