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JPH0757736A
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Plate latticed body for lead-acid battery
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JPH06142787A
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Metallic foil with many holes and manufacture thereof and laminated body using the same
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JPH05335020A
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Lattice as electrode plate for lead-acid battery and manufacture of the lattice
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JPH05314987A
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Grid body base material for lead-acid battery, manufacture thereof and lead-acid battery grid using the material
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JPH05169182A
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Method for working bushing for battery pole and forging header and thread rolling device used for the same
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JPH0615402A
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Bushing forging header for battery pole column
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JPH05169183A
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Forging device and forging header for bushing for battery pole
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JPH057974A
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Device for forming bushing for polar pole in battery
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JPH057966A
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Form rolling apparatus for tubular work
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US4728769A
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Resistance welding electrode
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JPS63128192A
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Production of thin metallic strip having hole
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JPS5717390A
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Spot welding method for surface treated steel plate
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JPS5662909A
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Production of powder metallurgical parts
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