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Class Information
Number: 131/235
Name: Tobacco >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
131/111	Plug or compressed shape making	10
131/270	Antismoking product or device, i.e., deterent	128
131/274	Product or device having identifiable constituent to flavor or enhance flavor	56
131/280	Cigar or cigarette making	161
131/290	Tobacco treatment	131
131/328	Making or using tobacco users' appliance	33
131/329	Tobacco users' appliance	164
131/331	Smoke separator or treater	217
131/347	Tobacco or tobacco substitute product or component part thereof	33
131/369	Method or apparatus for making tobacco substitute	95
131/370	Method or apparatus for making reconstituted tobacco	68
131/900	Liquified gas employed in puffing tobacco	27
131/901	Organic liquid employed in puffing tobacco	12
131/902	Inorganic chemical agents employed in puffing tobacco	7
131/903	Fixing the product after puffing	23
131/904	Pneumatic means for sensing condition or characteristic	35
131/905	Radiation source for sensing condition or characteristic	73
131/906	Sensing condition or characteristic of continuous tobacco rod	91
131/907	Ejection or rejection of finished article due to detected or sensed condition	43
131/908	Sensing unique characteristic or specific condition of finished product	61
131/909	Sensing condition in feed hopper for cigar or cigarette making	29
131/910	Sensing or detecting malfunction in cigar or cigarette maker	28
131/DIG.1	Pipe literature	0