Marvin Stanley Towsend

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Oxon Hill, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Disposable article with non-leachable saline water indicator
- Patent number 4,287,153
- Issue date Sep 1, 1981
- Marvin S. Towsend
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electric power interrupting apparatus
- Patent number 4,203,101
- Issue date May 13, 1980
- Marvin S. Towsend
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Writing and display apparatus
- Patent number 4,172,333
- Issue date Oct 30, 1979
- Marvin S. Towsend
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Remote signaling system
- Patent number 4,104,618
- Issue date Aug 1, 1978
- Marvin Stanley Towsend
- G08 - SIGNALLING
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Magnetic stirring apparatus
- Patent number 4,040,605
- Issue date Aug 9, 1977
- Marvin Stanley Towsend
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL