Equipment for production – distribution – or transformation of ene – Energy conversion or transformation
Patent
1981-09-25
1984-02-28
Burke, Wallace R.
Equipment for production, distribution, or transformation of ene
Energy conversion or transformation
D13 32, D1303
Patent
active
D02728214
REFERENCES:
patent: D44455 (1913-08-01), Small
patent: 3792212 (1974-02-01), Ludwig
Industrial Equipment News, Jan. 1980 p. 97 Joy "Flexitite" Pendant Switch.
Burke Wallace R.
California Cooperage
McKown Daniel C.
Wilder Lynn
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