Keywords | Glass Ventilating Brick Manufacturing Method Germany Patent DePENNING & DePENNING |
Ministry/ Department/ Residency | PATENTS AND DESIGNS KOLKATA |
Branch | Kolkata |
From Year / Date (YYYY-MM-DD) |
1961 |
To Year / Date (YYYY-MM-DD) |
1961 |
Identifier | NAIBHF00005435 |
File No./Reference No./Sheet No./Folio No. | 78137 |
Location | BBSR-R1 |
File Size | 21.5 MB |
Pages | 12 |
Language | English |
Bundle Barcode | NAIBHB00000255 |
File Barcode | NAIBHF00005435 |
QC Certificate No. | QC_20240629BH |
Bundle No. | 63 |