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Audio frequency amplifier

Patent
US-1985999-A
Inventor
HEINRICH KRAMBEER KARL
Assignee
SIEMENS AG
Country
United States
Dates
  • Priority:
    1929/06/04
  • Grant:
    1935/01/01
Description
This web page summarizes information in PubChem about patent US-1985999-A. This includes chemicals mentioned, as reported by PubChem contributors, as well as other content, such as title, abstract, and International Patent Classification (IPC) codes. To read more about how this page was constructed, please visit the PubChem patents help page.

1 Full Text

2 Important Dates

2.1 Priority Date

1929/06/04

2.2 Filing Date

1930/07/16

2.3 Publication Date

1935/01/01

2.4 Grant Date

1935/01/01

3 Inventor

HEINRICH KRAMBEER KARL

4 Assignee

SIEMENS AG

5 Country

United States

6 Linked Proteins

7 Linked Genes

8 Classification

8.1 IPC

H03G5/06 (inventive)

8.2 CPC

H03G5/06 (inventive, first)

9 Cited By

10 Similar Patents

11 Information Sources

  1. Google Patents
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    https://creativecommons.org/licenses/by/4.0/legalcode
  2. PubChem
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