Koon Chul Song

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Round trip envelope
- Patent number 9,139,337
- Issue date Sep 22, 2015
- SONG CO., LTD.
- Koon Chul Song
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
ROUND TRIP ENVELOPE
- Publication number 20140332586
- Publication date Nov 13, 2014
- SONG CO., LTD.
- Koon Chul Song
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL