Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
|
from
login
RichRap: multicolor 3D printing with open hardware
(
richrap.blogspot.ca
)
6 points
by
mcantelon
on Aug 25, 2012
|
past
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search: