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http://www.google.com/patents/US1203495?utm_source=gb-gplus-share
Patent US1203495 - COOLEDQE
COOLEDQE
D. COOLEDQE et al
› Overview
Abstract
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Description
Claims
Patent number
: 1203495
Filing date
: May 9, 1913
Issue date
: Oct 31, 1916
Inventors
:
D. COOLEDQE
,
D. COOLEDQE
Current U.S. Classification
:
378/138
;
218/118
;
313/155
;
313/233
;
313/285
;
313/290
;
313/310
;
313/326
;
313/344
;
315/94
;
315/382.1
;
315/DIG.1
;
445/57
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US6985557
Mar 19, 2003
Jan 10, 2006
Minnesota Medical Physics LLC
X-ray apparatus with field emission current stabilization and method of providing x-ray radiation therapy
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