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JPH07227808A
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Wood preservative
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JPH0768508A
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Timber preservative
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JPH0747515A
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Production of wooden product
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JPH06247815A
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Boric acid composition and wood-preserving agent
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JPH03102257A
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Method and device for detecting vermiculation by lumber-eating worm
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JPS643A
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Soil-treatment agent for controlling termite
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JPS62117701A
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Wood brick and manufacture thereof
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JPS61232254A
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Ant-proof and humidity-proof construction material
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JPS59162010A
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Preserving treating instrument for wood
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JPS5939238A
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Foaming and scattering of chemical liquid
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JPS58210871A
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Foaming sprinkler
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