JPH01180767U - - Google Patents

Info

Publication number

JPH01180767U

JPH01180767U JP7368988U JP7368988U JPH01180767U JP H01180767 U JPH01180767 U JP H01180767U JP 7368988 U JP7368988 U JP 7368988U JP 7368988 U JP7368988 U JP 7368988U JP H01180767 U JPH01180767 U JP H01180767U

Authority

JP

Japan

Prior art keywords

concrete

pressure switch

pressure

light emitting

power source

Prior art date

1988-06-02

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

• 238000010586 diagram Methods 0.000 description 3
• RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
• 238000009415 formwork Methods 0.000 description 1
• WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 230000001681 protective effect Effects 0.000 description 1

Cited By (2)