Christopher James Mccaughan Hay

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Cleaning device
- Patent number 10,045,678
- Issue date Aug 14, 2018
- Hayco Manufacturing Limited
- Christopher Hay
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
CLEANING DEVICE
- Publication number 20170071438
- Publication date Mar 16, 2017
- HAYCO Manufacturing Limited
- Christopher HAY
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Water-supplying cleaning head
- Publication number 20060018705
- Publication date Jan 26, 2006
- Christopher James Mccaughan Hay
- A46 - BRUSHWARE