DE1384752U - - Google Patents

Info

Publication number

DE1384752U

DE1384752U DENDAT1384752D DE1384752DU DE1384752U DE 1384752 U DE1384752 U DE 1384752U DE NDAT1384752 D DENDAT1384752 D DE NDAT1384752D DE 1384752D U DE1384752D U DE 1384752DU DE 1384752 U DE1384752 U DE 1384752U

Authority

DE

Germany

Prior art keywords

paper

frame

sheets

coal

insert

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

• 239000003245 coal Substances 0.000 claims description 3
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
• 229910052799 carbon Inorganic materials 0.000 description 6
• 238000004026 adhesive bonding Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 230000002035 prolonged effect Effects 0.000 description 1
• 239000004576 sand Substances 0.000 description 1