JPH0289101U - - Google Patents

Info

Publication number

JPH0289101U

JPH0289101U JP17012888U JP17012888U JPH0289101U JP H0289101 U JPH0289101 U JP H0289101U JP 17012888 U JP17012888 U JP 17012888U JP 17012888 U JP17012888 U JP 17012888U JP H0289101 U JPH0289101 U JP H0289101U

Authority

JP

Japan

Prior art keywords

column head

column

bracket

head structure

joining

Prior art date

1988-12-28

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 230000037431 insertion Effects 0.000 claims description 2
• 238000003780 insertion Methods 0.000 claims description 2
• 229910000831 Steel Inorganic materials 0.000 claims 1
• 239000010959 steel Substances 0.000 claims 1
• 230000015572 biosynthetic process Effects 0.000 description 1