E - Fixed Constructions – 01 – F
Patent
E - Fixed Constructions
01
F
E01F 9/019 (2006.01) B66F 11/00 (2006.01) E04H 12/34 (2006.01)
Patent
CA 2162636
A sign support stake may be combined with a jack for extraction of the stake. The sign support stake may also provide a heater to melt frozen earth. The sign support can be provided with releasable attachment means to the support to avoid removal by vandals and may be provided with level indicating means to assist achieving vertical orientation for a driven stake.
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