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Internal-combustion engines
Valve
Guide, lubricant, or coolant
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Valve guide
Internal-combustion engines – Valve – Guide – lubricant – or coolant
Patent
[ 0.00 ] – not rated yet
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Valve guide relining sleeve
Internal-combustion engines – Valve – Guide – lubricant – or coolant
Patent
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Valve guide system and method
Internal-combustion engines – Valve – Guide – lubricant – or coolant
Patent
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Valve guide system and method
Internal-combustion engines – Valve – Guide – lubricant – or coolant
Reexamination Certificate
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