USD224318S - Photo electric switch - Google Patents
Photo electric switch Download PDFInfo
- Publication number
- USD224318S USD224318S US D224318 S USD224318 S US D224318S
- Authority
- US
- United States
- Prior art keywords
- electric switch
- photo electric
- photo
- switch
- elec
- Prior art date
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- 101710028361 MARVELD2 Proteins 0.000 description 1
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Description
Des. 224,318 Patented July 18, 1972 United States Patent O we PHOTO ELECTRIC SWITCH Robert D. Kahu, Rockville Centre, N.Y., assignor to Fedtro, Inc., Rockville Centre, N.Y. Filed Jain. 22, 1971, Ser. No. 109,090
Term of patent 14 years Int. Cl. D13-03 US. Cl. D261 Des. 224,318
PAGE 2 FIG. 3
FIG. 5
FIG. 1 is a front isometric viewshowing a photo elec- References Cited tric switch, according to the present invention;
FIG. 2 is a back elevational view thereof; UNITED STATES PATENTS FIG 3 is a top plan i thereof; D. 192,358 I 3/1962 Garnick et a1. D261 FIG. 4 is a bottom plan view thereof; and FIG. 5 is a side elevational view thereof. OTHER REFERENCES I claim: Product Engineeri g, Oct. 26, 1959, p. 87, top left elec- The ornamental design for a photo electric switch, as tronics control unit.
,shown.
I. PAUL GUERTIN, Primary Exarrfiner W. N. WERTMAN, Assistant Examiner
Family
ID=
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