Equipment for production – distribution – or transformation of ene – Energy conversion or transformation
Patent
1985-11-13
1988-12-27
Burke, Wallace R.
Equipment for production, distribution, or transformation of ene
Energy conversion or transformation
Patent
active
D02991276
REFERENCES:
patent: D282827 (1986-03-01), Hoogner
patent: 3440347 (1969-04-01), Spencer et al.
patent: 3892920 (1975-07-01), Kolm
patent: 4081840 (1978-03-01), Kolm
patent: 4476554 (1984-10-01), Smith et al.
Futronics advertisement showing a design for an acoustic switch cover and called "The Great American Turn-On".
Burke Wallace R.
Takemoto Ruth
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