US Patent Class 131-- TOBACCO-- MAIN HEADINGS

US Patent Class 131
TOBACCO-- Main Headings

		CLASS NOTES
270	DF	ANTISMOKING PRODUCT OR DEVICE, I.E., DETERENT {3}
274	DF	PRODUCT OR DEVICE HAVING IDENTIFIABLE CONSTITUENT TO FLAVOR OR ENHANCE FLAVOR {2}
280	DF	CIGAR OR CIGARETTE MAKING {14}
111	DF	PLUG OR COMPRESSED SHAPE MAKING {5}
290	DF	TOBACCO TREATMENT {8}
328	DF	MAKING OR USING TOBACCO USERS' APPLIANCE
329	DF	TOBACCO USERS' APPLIANCE {8}
331	DF	SMOKE SEPARATOR OR TREATER {9}
347	DF	TOBACCO OR TOBACCO SUBSTITUTE PRODUCT OR COMPONENT PART THEREOF {7}
369	DF	METHOD OR APPARATUS FOR MAKING TOBACCO SUBSTITUTE
370	DF	METHOD OR APPARATUS FOR MAKING RECONSTITUTED TOBACCO {5}
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		CROSS-REFERENCE ART COLLECTIONS
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900	DF	LIQUIFIED GAS EMPLOYED IN PUFFING TOBACCO
901	DF	ORGANIC LIQUID EMPLOYED IN PUFFING TOBACCO
902	DF	INORGANIC CHEMICAL AGENTS EMPLOYED IN PUFFING TOBACCO
903	DF	FIXING THE PRODUCT AFTER PUFFING
904	DF	PNEUMATIC MEANS FOR SENSING CONDITION OR CHARACTERISTIC
905	DF	RADIATION SOURCE FOR SENSING CONDITION OR CHARACTERISTIC
906	DF	SENSING CONDITION OR CHARACTERISTIC OF CONTINUOUS TOBACCO ROD
907	DF	EJECTION OR REJECTION OF FINISHED ARTICLE DUE TO DETECTED OR SENSED CONDITION
908	DF	SENSING UNIQUE CHARACTERISTIC OR SPECIFIC CONDITION OF FINISHED PRODUCT
909	DF	SENSING CONDITION IN FEED HOPPER FOR CIGAR OR CIGARETTE MAKING
910	DF	SENSING OR DETECTING MALFUNCTION IN CIGAR OR CIGARETTE MAKER
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		DIGEST
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DIG 1	DF	Pipe literature