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GB189919022A Expired / Lapsed GB ⏱️ 0.0 years remaining

Improvements in or connected with Face-pieces or Masks for Use in connection with the Administration of Anaesthetics, and for similar purposes.

Assignee: Individual
•
Filing: 1899-09-21
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Granted: 1899-10-21
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Expires: 1919-09-21
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Abstract

Abstract 19,022. Poole, E. W. Sept. 21. Inhalers.-Masks for administering anµsthetics a r e provided with contact pads p, which are preferably of hollow tubular form and can be inflated. A rib r, preferably formed integral with the pad, and of hollow tubular form and capable of being inflated, with a wire or other stiffening- rib w, is pressed into a recess formed by a flange or inturned edge of the mask a, and secures the pad.

Inventors

  • 👤 Ernest William Poole

Bibliographic Details

Application Number —
Jurisdiction GB
Data Source google_patents
Last Synchronized 2026-10-23 01:57
CPC Classifications
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