https://www.sec.gov/Archives/edgar/data/1703956/000143774919005116/ex_138019.htm
ex_138019.htm
exhtm
https://tschudinlab.odoo.com/shop/138019-hyfrecator-accessory-138019-short-ball-electrode-38267?page=4
Hyfrecator Accessory / 138019 / Short Ball Electrode | tschudinlab.ch
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