D & D Design & Machine Inc.
United States of America
| Total IP | 3 |
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| Total IP Rank # | 507,663 |
| IP Activity Score | 1.1/5.0 3 |
| IP Activity Rank # | 343,001 |
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| Last Patent | 2022 - Last round hold open apparatus | |||||||||||||||
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| First Patent | 2020 - Last round hold open apparatus | |||||||||||||||
Latest Inventions, Goods, Services
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