Patents for inventions. Abridgments of specifications. Class 114, Ships, boats and rafts. Division II, propelling, steering and manœvring.
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| Format: | Journal |
| Language: | English |
| Published: |
London :
The Office.
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| Subjects: |
| Item Description: | Description based on Period A.D. 1901-4. |
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| Physical Description: | volumes : illustrations ; 27 cm. |
| Publication Frequency: | Irregular |