Bristol Screw Products Corporation
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bristol Screw Products Corporation.The latest application filed is for "non-refillable safety valve".
- Bristol Screw Products Corporation - Providence RI
| Patent | Date |
|---|---|
| Gas and liquid flow control valve Grant 3,985,156 - Walker October 12, 1 | 1976-10-12 |
| Non-refillable safety valve Grant 3,985,332 - Walker October 12, 1 | 1976-10-12 |
| NCAGE Code | 9F878 | BRISTOL SCREW PRODUCTS CORP |
| CAGE Code | 9F878 | BRISTOL SCREW PRODUCTS CORP |
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