Chemical manufacturing patents
- PART OF:
- Research reference material
- Made:
- 1866-1888
- part of archive:
- Business records of Grimshaw Brothers Limited
- maker:
- Patent Office
25 patent specifications relating to chemical manufacturing processes.
Details
- Extent:
-
25
- Identifier:
- YA2007.92/7/3/1
- Access:
- Open access.
- copyright: