Assignee

WASHINGTON GAS LIGHT COMPANY

2 granted patents·2 citations·filing 1976–2021

Technology mixF02B1 F02M1 F04B1 F17C1 F17D1 G01V1

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2 records

0129US11598303B2Drawdown compressor assemblyWASHINGTON GAS LIGHT COMPANY·Filed 2021·Granted Mar 7, 2023·0 cites·20 claims
0217US4144486AApparatus for testing metal detectorsWASHINGTON GAS LIGHT COMPANY·Filed 1976·Granted Mar 13, 1979·2 cites·2 claims

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