JPH0426812U - - Google Patents

Info

Publication number

JPH0426812U

JPH0426812U JP6872390U JP6872390U JPH0426812U JP H0426812 U JPH0426812 U JP H0426812U JP 6872390 U JP6872390 U JP 6872390U JP 6872390 U JP6872390 U JP 6872390U JP H0426812 U JPH0426812 U JP H0426812U

Authority

JP

Japan

Prior art keywords

duct

check valve

smoke discharge

purple

purplish

Prior art date

1990-06-28

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 239000000779 smoke Substances 0.000 claims description 10
• 230000003197 catalytic effect Effects 0.000 claims description 3
• 238000011144 upstream manufacturing Methods 0.000 claims 2
• 238000010586 diagram Methods 0.000 description 3
• 235000019504 cigarettes Nutrition 0.000 description 1

Cited By (1)