Equipment for production – distribution – or transformation of ene – Distribution – modification or control – Switch or casing therefor
Patent
1990-10-15
1993-10-05
Burke, Wallace R.
Equipment for production, distribution, or transformation of ene
Distribution, modification or control
Switch or casing therefor
D13184
Patent
active
D03400310
REFERENCES:
patent: D254613 (1980-04-01), Ault
patent: D300426 (1989-03-01), Lotz
patent: D319425 (1991-08-01), Bibbiani
patent: 4672510 (1987-06-01), Castner
patent: 4912604 (1990-03-01), Vaisanen
patent: 4922407 (1990-05-01), Birk et al.
Dialer and logger on p. 176 of Control Engineering, Sep. 1989.
Controller on p. 227 of Control Engineering, Sep. 1989.
Programmable controller on p. 99 of Control Engineering, Nov. 1989.
Controller US-5000 on p. 72 of Electrical Construction & Maintenance, Dec. 1989.
Burke Wallace R.
International Business Machines - Corporation
Sincavage Joel
Truelson Roy W.
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