1898 – Diving Apparatus Patent – James E Holland (American)

1898 – Diving Apparatus Patent by James E Holland. Publication number US638335 A Publication type Grant Publication date Dec 5, 1899 Filing date Dec 20, 1898 Priority date Dec 20, 1898   Inventors James E Holland Original Assignee Anton Lutz, James E Holland My invention relates to diving apparatus, and has special reference to such …