Spanish Letter Patent #92,831 – Structures Made from Cellulose Derivatives, 1926
File — Box: 6, Folder: 31
Dates
- Creation: 1926
Repository Details
Part of the Science History Institute Archives Repository
Contact:
315 Chestnut Street
Philadelphia PA 19106 United States
215.873.8265
215.873.5265 (Fax)
reference@sciencehistory.org
315 Chestnut Street
Philadelphia PA 19106 United States
215.873.8265
215.873.5265 (Fax)
reference@sciencehistory.org