Photomultiplier tube

Information

  • Patent Grant
  • D729640
  • Patent Number
    D729,640
  • Date Filed
    Wednesday, January 22, 2014
    11 years ago
  • Date Issued
    Tuesday, May 19, 2015
    9 years ago
Abstract
Description


FIG. 1 is a front view of a photomultiplier tube for use in a measuring device of an oil drilling rig.



FIG. 2 is a rear view of the photomultiplier tube.



FIG. 3 is a top view of the photomultiplier tube.



FIG. 4 is a bottom view of the photomultiplier tube.



FIG. 5 is a right side view of the photomultiplier tube.



FIG. 6 is a left side view of the photomultiplier tube.



FIG. 7 is a perspective view showing the left side of the photomultiplier tube; and,



FIG. 8 is a perspective view showing the right side of the photomultiplier tube.


Claims
  • The ornamental design for a photomultiplier tube, as shown and described.
US Referenced Citations (5)
Number Name Date Kind
4426596 Butterwick Jan 1984 A
4492977 Tsuda et al. Jan 1985 A
5841231 Kimura et al. Nov 1998 A
6585550 Rodriguez et al. Jul 2003 B1
7189956 Shimoi et al. Mar 2007 B2
Non-Patent Literature Citations (1)
Entry
“The Chunichi Shimbun,” Nov. 12, 2013, one page [newspaper article in Japanese language].