Harper S Batts
Patent
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Menlo Park
About
David R. Trossen offers patent services in San Francisco and surrounding areas. Registered and verified attorney (Bar # 59406). Service area: San Francisco and surrounding cities. Contact David R. Trossen for a free, personalized consultation with no obligation. Information based on declared professional data.
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Active license confirmed through state bar records
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Verified through state bar records
- Bar Number
- 59406
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