The broken lines in the drawings depict unclaimed environmental subject matter.
The broken lines in the drawings depict unclaimed environmental subject matter.
Number | Date | Country | Kind |
---|---|---|---|
001333793-001 | Jul 2012 | EM | regional |
001333793-002 | Jul 2012 | EM | regional |
001333793-003 | Jul 2012 | EM | regional |
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Number | Date | Country |
---|---|---|
269866 | Sep 1927 | GB |
322690 | Dec 1929 | GB |
2004110626 | Dec 2004 | WO |