David Paul Lang

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Napa, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Composting garbage disposal
- Patent number 9,694,362
- Issue date Jul 4, 2017
- David Paul Lang
- C05 - FERTILISERS MANUFACTURE THEREOF

Patents Applicationslast 30 patents

Information Patent Application
Composting garbage disposal
- Publication number 20160369485
- Publication date Dec 22, 2016
- David Paul Lang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...