JPH0474422U - - Google Patents

Info

Publication number

JPH0474422U

JPH0474422U JP11812390U JP11812390U JPH0474422U JP H0474422 U JPH0474422 U JP H0474422U JP 11812390 U JP11812390 U JP 11812390U JP 11812390 U JP11812390 U JP 11812390U JP H0474422 U JPH0474422 U JP H0474422U

Authority

JP

Japan

Prior art keywords

lid

container

hydroacid

holes

utility

Prior art date

1990-11-09

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

• 239000010453 quartz Substances 0.000 claims description 4
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
• 238000004140 cleaning Methods 0.000 claims description 2
• 239000000463 material Substances 0.000 claims 1
• 239000007788 liquid Substances 0.000 description 1

Cited By (1)