DE1458815U - - Google Patents

Info

Publication number

DE1458815U

DE1458815U DENDAT1458815D DE1458815DU DE1458815U DE 1458815 U DE1458815 U DE 1458815U DE NDAT1458815 D DENDAT1458815 D DE NDAT1458815D DE 1458815D U DE1458815D U DE 1458815DU DE 1458815 U DE1458815 U DE 1458815U

Authority

DE

Germany

Prior art keywords

carbon paper

colored

paper

color

giving

Prior art date

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.)

Active

Links

• Espacenet
• Global Dossier
• DPMA
• Discuss

• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
• 229910052799 carbon Inorganic materials 0.000 claims description 7
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 1
• 238000004040 coloring Methods 0.000 claims 1
• 239000012188 paraffin wax Substances 0.000 description 2
• 230000001681 protective effect Effects 0.000 description 2
• 239000003610 charcoal Substances 0.000 description 1
• 210000004072 lung Anatomy 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 239000012170 montan wax Substances 0.000 description 1
• 210000001747 pupil Anatomy 0.000 description 1