Blank; William J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Blank; William J..The latest application filed is for "cutting and scraping tool using razor blades".
- Blank; William J. - Merrimack NH
- Blank; William J. - Bayside NY
| Patent | Date |
|---|---|
| Cutting and scraping tool using razor blades Grant 4,979,300 - Blank , et al. December 25, 1 | 1990-12-25 |
| Fail-safe Thermostatic Mixing Valve Grant 3,768,728 - Blank October 30, 1 | 1973-10-30 |
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