Dockboard seal

United States of America Patent

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Dec 27, 1983
Grant Date
N/A
app pub date
Oct 9, 1981
filing date
Oct 9, 1981

priority date (Note)
Expired

status (Latency Note)

Importance

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Abstract

A flexible seal for use in adjustable dockboard unit for sealing the unit against the flow of air therethrough into and/or out of the building in which the dockboard is being used.

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First Claim

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Patent Owner(s)

Patent Owner	Address
RITE-HITE CORPORATION A CORP OF WI	8900 NORTH ARBON DR MILWAUKEE WI 53223

International Classification(s)

E01D:BRIDGES

[Classification Symbol]

[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Frommelt, Sylvan J	Peosta, IA	3	110

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Dockboard seal

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06310328

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US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

PATENT NO	4422199
SERIAL NO	06310328
DOCKET NO

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06310328

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Family

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