Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 AU415560B2 - Improvements relating to filters for tobacco smoke
- Google Patents
AU415560B2 - Improvements relating to filters for tobacco smoke
- Google Patents
Improvements relating to filters for tobacco smoke
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
GEORGE HORSEWELL and THOMAS WILLIAM CHARLES TOLMAN HENRY
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British American Tobacco Co LtdfiledCriticalBritish American Tobacco Co Ltd
Application grantedgrantedCritical
Publication of AU1841867ApublicationCriticalpatent/AU1841867A/en
Publication of AU415560B2publicationCriticalpatent/AU415560B2/en