Fluorescent tube demonstration kit

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Description

FIG. 1 is a side-front perspective view of a fluorescent tube demonstration kit showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a side elevation view thereof; and

FIG. 5 is a rear elevation view thereof.

Referenced Cited
Other references
  • legion Lighting Co. Inc. Cat., Nov. 1, 1968, p. 38, lower left, Fluorescent tubes. Legion Lighting Co. Inc. Cat., Excelon Surface Luminaires, Fluorescent Lights.
Patent History
Patent number: D251094
Type: Grant
Filed: Apr 7, 1977
Date of Patent: Feb 13, 1979
Assignee: Developmental Sciences, Inc. (City of Industry, CA)
Inventors: Howard E. Krachman (Pasadena, CA), Larry G. Lindsey (San Dimas, CA)
Primary Examiner: Melvin B. Feifer
Attorney: Roger W. Blakely, Jr.
Application Number: 5/785,774
Classifications
Current U.S. Class: Demonstrator Or Exhibitor (10) (D19/62)
International Classification: D1907;