Assignee

HEIERLI WERNER

2 granted patents·18 citations·filing 1981–1981

Technology mixE01D2

Top patents by PatentIndex Score

2 records

0141US4458457AOverfilled arch out of prefab reinforced concrete shellsHEIERLI WERNER·Filed 1981·Granted Jul 10, 1984·10 cites·5 claims
0237US4490950AFront wall of overfilled arched reinforced concrete underpassesHEIERLI WERNER·Filed 1981·Granted Jan 1, 1985·8 cites·10 claims

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