Patents for inventions. (class 114, period 1916-20)
Ships, boats, and rafts, propelling, steering, and manoeuvring
Abridgments Specifications
1926
173 pages
Article (Journal)
English
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Ships, boats, and rafts, propelling, steering, and manaeuvring
Engineering Index Backfile | 1922
Ships, boats, and rafts, propelling
Engineering Index Backfile | 1929
|Engineering Index Backfile | 1948
Ships, boats, and rafts, rigging, sails and spars for
Engineering Index Backfile | 1926
Engineering Index Backfile | 1933
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