Machines not elsewhere specified – Engine
Patent
1990-11-19
1992-11-10
Word, A. Hugo
Machines not elsewhere specified
Engine
D15 3
Patent
active
D03308979
REFERENCES:
patent: D305432 (1990-01-01), Hashigaki
patent: D307147 (1990-04-01), Sasaki et al.
patent: D309457 (1990-07-01), Eifert et al.
patent: D309458 (1990-07-01), Johnson et al.
Vanguard leaflet entitled "The Vanguard Engines", Form No. MP9431, no copyright noted but believed to be a 1988 publication.
Toro leaflet entitled "OHV 4-Cycle Engines", Form No. 490-4881-C, copyright 1985.
Lawn-Boy leaflet entitled "The Most Important Oil Change in Mower History", Form No. 215715, copyright 1989.
Honda leaflet entitled "Honda Engines", Form No. C0800, copyright 1988.
Carlson Robert B.
Hinklin Darrell W.
Seifert R.
The Toro Company
Trevarthen Donald S.
Word A. Hugo
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