JPS61191705U - - Google Patents

Info

Publication number

JPS61191705U

JPS61191705U JP7553385U JP7553385U JPS61191705U JP S61191705 U JPS61191705 U JP S61191705U JP 7553385 U JP7553385 U JP 7553385U JP 7553385 U JP7553385 U JP 7553385U JP S61191705 U JPS61191705 U JP S61191705U

Authority

JP

Japan

Prior art keywords

groove

machine

field surface

optical sensors

making device

Prior art date

1985-05-20

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

• 240000007594 Oryza sativa Species 0.000 claims description 2
• 235000007164 Oryza sativa Nutrition 0.000 claims description 2
• 235000009566 rice Nutrition 0.000 claims description 2
• 230000003287 optical effect Effects 0.000 claims 3
• 238000010586 diagram Methods 0.000 description 3
• 239000003550 marker Substances 0.000 description 1