JPH0438875Y2 - - Google Patents

Info

Publication number

JPH0438875Y2

JPH0438875Y2 JP7867386U JP7867386U JPH0438875Y2 JP H0438875 Y2 JPH0438875 Y2 JP H0438875Y2 JP 7867386 U JP7867386 U JP 7867386U JP 7867386 U JP7867386 U JP 7867386U JP H0438875 Y2 JPH0438875 Y2 JP H0438875Y2

Authority

JP

Japan

Prior art keywords

plate

handle

shaft

step stool

wheels

Prior art date

1986-05-23

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.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

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• 238000006243 chemical reaction Methods 0.000 description 1
• 230000000994 depressogenic effect Effects 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 230000005484 gravity Effects 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 230000002787 reinforcement Effects 0.000 description 1