- Sections
- E - Constructions fixes
- E21D - Puitstunnelsgaleriesvastes chambres souterraines
- E21D 15/48 - Cales ou pièces analogues
Détention brevets de la classe E21D 15/48
Brevets de cette classe: 30
Historique des publications depuis 10 ans
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4
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0
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1
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4
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1
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1
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1
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1
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4
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| FCI Holdings Delaware, LLC | 98 |
5 |
| Micon | 12 |
3 |
| ABC Industries, Inc. | 45 |
2 |
| China University of Mining and Technology | 1293 |
2 |
| Cougar Can Company Pty Ltd. | 3 |
2 |
| DSI Underground Australia Pty Limited | 14 |
2 |
| Burrell Mining Products, Inc. | 5 |
1 |
| Cleveland Reclaim Industries, Inc. | 45 |
1 |
| Mine Support Products (Pty) Ltd | 2 |
1 |
| Timrite (Pty) Ltd. | 2 |
1 |
| University of Maine System Board of Trustees | 278 |
1 |
| CrossCut Enterprises LLC | 2 |
1 |
| Ausyan Pty Ltd | 1 |
1 |
| Hoan Holdings Pty Ltd | 1 |
1 |
| Rzt Zelpy 5260 (Proprietary) Limited | 1 |
1 |
| "dsi Schaum Chemie" Spolka z ograniczona odpowiedzialnoscia | 1 |
1 |
| Xinjiang Institute of Engineering | 4 |
1 |
| Guoneng Mengxi Coal Chemical Co., LTD | 1 |
1 |
| Mine Timber Technology (Int) Pty Ltd | 1 |
1 |
| Chowzaco Pty Limited | 1 |
1 |
| Autres propriétaires | 0 |