USD179874S - Envelope of an electronic discharge device - Google Patents
Envelope of an electronic discharge device Download PDFInfo
- Publication number
- USD179874S USD179874S US D179874 S USD179874 S US D179874S
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- US
- United States
- Prior art keywords
- envelope
- discharge device
- electronic discharge
- electronic
- view
- Prior art date
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Patented Mar. 19, 1957 ENVELOPE OF AN ELECTRONIC DISCHARGE DEVICE William R. Aiken, Berkeley, Calif., assignor, by mesne assignments, to Kaiser Aircraft & Electronics Corpora-- fion, a corporation of New York Application May 12, 1954, Serial No. 30,429
Term of patent 14 years (Cl. D2614) FIG. 2
Figure 1 is a perspective view of the envelope of an References Cited in the file of this patent electronic discharge device embodying my new design. UNITED STATES PATENTS 5 :2? an end elevatwnal View thereof D. 154,911 Dougherty Aug. 23, 1949 The ornamental design for an envelope of an electronic $232 3g 4 discharge device, substantially as shown. n y
2,505,673 Howenstine Apr. 25, 1950
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