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BERKSHIRE HATHAWAY INC
EFFECT
9 filings
All EFFECT Filings
Complete history of EFFECT filings with the SEC
| Date Filed | View on EDGAR |
|---|---|
|
24
Feb
Feb 24, 2012
|
open_in_new View Filing |
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24
Feb
Feb 24, 2012
|
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|
18
May
May 18, 2011
|
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|
23
Dec
Dec 23, 2009
|
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|
17
Jul
Jul 17, 2009
|
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|
22
Oct
Oct 22, 2008
|
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|
28
Apr
Apr 28, 2008
|
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|
04
Feb
Feb 04, 2008
|
open_in_new View Filing |
|
13
Aug
Aug 13, 2007
|
open_in_new View Filing |