Inside protector for bottom wall portion of underground tank ben

Receptacles – Container attachment or adjunct – Pressure relief means

Patent

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Details

331267R, 73290R, 116227, 220 86R, B65D 9048, G01F 2304

Patent

active

045629358

ABSTRACT:
A cage-like protector lowerable down a fill tube of an underground tank to protect the bottom wall thereof from damage by a dropped dipstick.

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patent: 4399923 (1983-08-01), Milo

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