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WO0207513A1
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Application of heat to control vegetation
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NZ330213A
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Cover for plug and socket connection, two axially split cases joined together by screw thread
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CA2295661A1
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Portable water heater
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NZ328321A
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Hand held in line electric water heater for killing weeds, power supply to elements thermostatically controlled
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NZ332261A
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Boiler having a helical coil of spirally corrugated pipe
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NZ280725A
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Controlling weeds by spraying liquid onto vegetation and subjecting the wetted vegetation to hot gases or flame
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