Patents for inventions : Abridgements of specifications relating to writing instruments and materials.
Sparad:
| Institutionell upphovsman: | |
|---|---|
| Materialtyp: | Bok |
| Språk: | English |
| Publicerad: |
Lond. :
Office of the Commissioners of Patents for Inventions,
1869, 1882.
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| Ämnen: |
Innehållsförteckning:
- Pt.1, A.D. 1635-1866. Pt.2, A.D. 1867-1876.