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JOHN HENRY BLEASE

JOHN HENRY
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB695586A Improvements in apparatus for the control of respiration an… Expired / Lapsed 1951-02-16 — 0 Details
GB693510A An improved endotracheal tube Expired / Lapsed 1950-12-06 — 0 Details