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Bungo Yokoo

HA Hakko: 1 patents #35 of 70Top 50%
Overall (All Time): #3,473,901 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6710304 Cartridge type soldering iron with a releasable and replaceable handle 2004-03-23