U.S. Patent #2,346,350 – Higher Substituted Acetone – Soluble Cellulose Acetates – File 1, 1941
File — Box: 5, Folder: 17
Dates
- Creation: 1941
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