Random number generator
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Description
FIG. 1 is a perspective view of a random number genertor showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a side elevational view thereof.
The balls and numbers are shown in broken lines for illustrative purposes only.
Referenced Cited
U.S. Patent Documents
1866063 | July 1932 | Sloan |
4930779 | June 5, 1990 | Maddox |
Patent History
Patent number: D324081
Type: Grant
Filed: May 22, 1989
Date of Patent: Feb 18, 1992
Assignee: Battelle Memorial Institute (Columbus, OH)
Inventors: Loren R. Albrechtson (Columbus, OH), Lloyd Barnhart (Hilliard, OH), Robert Huggins (Hilliard, OH), Sandra D. Morey (Blacklick, OH)
Primary Examiner: Terry A. Pfeffer
Law Firm: Watkins, Dunbar & Pollick
Application Number: 7/354,675
Type: Grant
Filed: May 22, 1989
Date of Patent: Feb 18, 1992
Assignee: Battelle Memorial Institute (Columbus, OH)
Inventors: Loren R. Albrechtson (Columbus, OH), Lloyd Barnhart (Hilliard, OH), Robert Huggins (Hilliard, OH), Sandra D. Morey (Blacklick, OH)
Primary Examiner: Terry A. Pfeffer
Law Firm: Watkins, Dunbar & Pollick
Application Number: 7/354,675
Classifications
Current U.S. Class:
D21/37