U.S. Patent #3,862,225 - D-Ring Substituted Tetracyclines, 1975
File — Box: 2, Folder: 64
Dates
- Creation: 1975
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