Patent Case Book - Abandoned Applications and Expired Patents and Foreign Patents Still Active, 1940-1967
File — Box: 5, Folder: 3
Dates
- Creation: 1940-1967
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