Improvements in teats / [Martin Dunphy Armstrong].

  • Armstrong, Martin Dunphy.
Date:
1893
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Credit

Improvements in teats / [Martin Dunphy Armstrong]. Public Domain Mark. Source: Wellcome Collection.

About this work

Publication/Creation

London : Printed for Her Majesty's Stationery Office by Darling and Son, Ltd, 1893.

Physical description

3 pages, 1 folded leaf of plates : illustrations

Contributors

Notes

Patent specification
Contains both the provisional and the complete specification

References note

Patent reference : 1892/12962

Type/Technique

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Where to find it

  • LocationStatusAccess
    Closed stores
    1892.12962

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