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Title:
COMMUNICATION COLUMN
Document Type and Number:
WIPO Patent Application WO1998048664
Kind Code:
A3
Abstract:
The invention relates to a communication column comprising a base element (1) placed on the ground, said element being provided with means (3, 4, 8, 12, 13, 14, 15, 21, 29, 35) by which people can exchange information.

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JP3008706[Name of idea] Blackboard for civil engineering work
Inventors:
HILT ROLAND (DE)
Application Number:
PCT/DE1998/001163
Publication Date:
April 29, 1999
Filing Date:
April 27, 1998
Export Citation:
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Assignee:
SCHREINEREI KARL HILT (DE)
HILT ROLAND (DE)
International Classes:
G09F15/00; (IPC1-7): A47B21/00
Domestic Patent References:
WO1996012330A11996-04-25
Foreign References:
DE2710876A11978-09-14
DE3006926A11981-09-10
CH664883A51988-04-15
GB2259853A1993-03-31
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