James N. Sinclair

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Irwin, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Lifting device for blocks with non-parallel walls
- Patent number 10,919,717
- Issue date Feb 16, 2021
- James N. Sinclair
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Lifting Device for Blocks with Non-Parallel Walls
- Publication number 20200189863
- Publication date Jun 18, 2020
- James N. Sinclair
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL