Gamma knife
Description
The bottom view of the gamma knife is flat and unornamented.
The broken lines form no part of the claimed design.
Claims
The ornamental design for a gamma knife, as shown and described.
Referenced Cited
Patent History
Patent number: D750253
Type: Grant
Filed: Mar 26, 2015
Date of Patent: Feb 23, 2016
Inventors: Haifeng Liu (Xi'an), Bing He (Xi'an)
Primary Examiner: Anhdao Doan
Application Number: 29/521,721
Type: Grant
Filed: Mar 26, 2015
Date of Patent: Feb 23, 2016
Inventors: Haifeng Liu (Xi'an), Bing He (Xi'an)
Primary Examiner: Anhdao Doan
Application Number: 29/521,721
Classifications
Current U.S. Class:
Image Generation Or Radiation Therapy (35) (D24/158);
With Patient Table (36) (D24/159)