Mass spectrometer combined with liquid chromatograph

Ohnuma , et al. May 31, 1

Patent Grant D347396

U.S. patent number D347,396 [Application Number D/004,365] was granted by the patent office on 1994-05-31 for mass spectrometer combined with liquid chromatograph. This patent grant is currently assigned to Hitachi, Ltd.. Invention is credited to Kazunori Hashimoto, Yoshiaki Kato, Tadao Mimura, Tomoyuki Miyata, Mitsuru Ohnuma.


United States Patent D347,396
Ohnuma ,   et al. May 31, 1994

Mass spectrometer combined with liquid chromatograph

Claims

The ornamental design for a mass spectrometer combined with liquid chromatograph, as shown.
Inventors: Ohnuma; Mitsuru (Tokyo, JP), Miyata; Tomoyuki (Kokubunji, JP), Hashimoto; Kazunori (Tachikawa, JP), Kato; Yoshiaki (Mito, JP), Mimura; Tadao (Katsuta, JP)
Assignee: Hitachi, Ltd. (Tokyo, JP)
Appl. No.: D/004,365
Filed: February 3, 1993

Foreign Application Priority Data

Aug 28, 1992 [JP] 4-25285
Current U.S. Class: D10/81; D24/232
Field of Search: ;210/101,656-659,198.2 ;250/288 ;422/68.1,70,82.01 ;436/93 ;D10/81 ;D24/186,231,232

References Cited [Referenced By]

U.S. Patent Documents
D224069 June 1972 Thompson
D340198 October 1993 Nakamoto et al.
5212096 May 1993 Kolhouse et al.
5240616 August 1993 Kato et al.
5266192 November 1993 Lizon et al.
Primary Examiner: Douglas; Alan P.
Assistant Examiner: Davis; Antoine D.
Attorney, Agent or Firm: Antonelli, Terry, Stout & Kraus

Description



FIG. 1 is a front, top and right side elevational perspective view of a mass spectrometer combined with liquid chromatograph showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan elevational view thereof.

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