Improvement in or relating to an electro acoustic amplifier for its additional applications
| Keywords | Acoustic Amplifier Electroacoustic Oscillator Frequency Control Transformer India |
| Ministry/ Department/ Residency | PATENTS AND DISGNS KOLKATA |
| Branch | Kolkata |
| From Year / Date (YYYY-MM-DD) |
1953 |
| To Year / Date (YYYY-MM-DD) |
1953 |
| Source Organization | NA |
| Identifier | NAIBHF00008141 |
| File No./Reference No./Sheet No./Folio No. | 86397 |
| Location | BBSR-R1 |
| Part No. | NA |
| File Size | 11.5 MB |
| Pages | 7 |
| Call Number | NA |
| Publisher | NA |
| Subject | NA |
| Creator | NA |
| Accession Number | NA |
| Series | NA |
| Year of Publication | NA |
| Language | English |
| Bundle Barcode | NAIBHB00003011 |
| Location Code | NA |
| File Barcode | NAIBHF00008141 |
| QC Certificate No. | QC_20240705BH |
| Bundle No. | #N/A |
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